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AMD Radeon R9 270X

Graphics Processor
Curacao
Cores
1280
TMUs
80
ROPs
32
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
256 bit
GPU Chip
GPU
I/O
I/O
Top
Top
PCB Front
PCB Front
PCB Back
PCB Back
The Radeon R9 270X was a performance-segment graphics card by AMD, launched on October 8th, 2013. Built on the 28 nm process, and based on the Curacao graphics processor, in its Curacao XT variant, the card supports DirectX 12. Even though it supports DirectX 12, the feature level is only 11_1, which can be problematic with newer DirectX 12 titles. The Curacao graphics processor is an average sized chip with a die area of 212 mm² and 2,800 million transistors. It features 1280 shading units, 80 texture mapping units, and 32 ROPs. AMD has paired 2,048 MB GDDR5 memory with the Radeon R9 270X, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 1000 MHz, which can be boosted up to 1050 MHz, memory is running at 1400 MHz (5.6 Gbps effective).
Being a dual-slot card, the AMD Radeon R9 270X draws power from 2x 6-pin power connectors, with power draw rated at 180 W maximum. Display outputs include: 2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2. Radeon R9 270X is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card's dimensions are 241 mm x 109 mm x 36 mm, and it features a dual-slot cooling solution. Its price at launch was 199 US Dollars.

Graphics Processor

GPU Name
Curacao
GPU Variant
Curacao XT
(215-0848004)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Density
13.2M / mm²
Die Size
212 mm²
Chip Package
FCBGA-1737

Graphics Card

Release Date
Oct 8th, 2013
Generation
Volcanic Islands
(R9 200)
Predecessor
Sea Islands
Successor
Pirate Islands
Production
End-of-life
Launch Price
199 USD
Bus Interface
PCIe 3.0 x16
Reviews
90 in our database

Relative Performance

GeForce 210
4%
GeForce 9400 GT
5%
Radeon HD 4550
7%
Radeon HD 5450
8%
Radeon HD 6450
10%
GeForce GT 520
10%
GeForce GT 220
13%
GeForce GT 430
17%
Radeon HD 5570
17%
Radeon HD 4670
19%
GeForce GT 440
20%
GeForce GT 240
20%
GeForce 9600 GT
23%
Radeon HD 5670
25%
GeForce GT 640
26%
GeForce 9800 GT
27%
Radeon HD 6670
28%
Radeon HD 4830
29%
Radeon HD 4770
31%
Radeon HD 4850
33%
GeForce GTS 250
34%
GeForce GTS 450
35%
Radeon HD 5750
36%
Radeon HD 7750
41%
Radeon HD 5770
41%
GeForce GTX 260
42%
Radeon HD 4870
42%
Radeon Vega 8
43%
GeForce GTX 550 Ti
43%
GeForce GTX 650
43%
Radeon HD 5830
46%
Radeon HD 6790
48%
Radeon HD 4890
49%
GeForce GTX 460
51%
Radeon RX Vega 11
51%
GeForce GT 1030
52%
GeForce GTX 275
52%
Radeon HD 7770 GHz Edition
52%
GeForce GTX 280
52%
GeForce GTX 465
54%
Radeon HD 6850
56%
GeForce GTX 285
57%
Radeon HD 5850
61%
GeForce GTX 650 Ti
62%
Radeon HD 7790
62%
Radeon RX 550
65%
GeForce GTX 470
65%
Radeon HD 6870
68%
Radeon HD 5870
72%
GeForce GTX 560 Ti
74%
Radeon HD 4870 X2
75%
GeForce GTX 750 Ti
76%
Radeon HD 6950
77%
GeForce GTX 295
79%
GeForce GTX 650 Ti Boost
80%
Radeon HD 7850
81%
GeForce GTX 480
82%
Radeon HD 6970
86%
Radeon R7 265
88%
Radeon RX 460
89%
Radeon R7 370
89%
GeForce GTX 660
89%
GeForce GTX 570
90%
Radeon RX 560
91%
GeForce GTX 950
97%
Radeon HD 7870 GHz Edition
98%
Radeon R9 270X
100%
GeForce GTX 660 Ti
101%
GeForce GTX 580
102%
GeForce GTX 1050
103%
Radeon HD 7950
103%
GeForce GTX 1630
105%
Radeon HD 5970
105%
GeForce GTX 760
108%
GeForce GTX 670
116%
GeForce GTX 960
119%
Radeon R9 380
122%
Radeon R9 285
123%
Radeon HD 7970
124%
GeForce GTX 680
125%
GeForce GTX 1050 Ti
128%
GeForce GTX 770
131%
Radeon HD 6990
135%
Radeon R9 280X
138%
GeForce GTX 590
140%
Radeon HD 7970 GHz Edition
140%
GeForce GTX 780
155%
Arc A380
155%
Radeon RX 6400
157%
GeForce GTX 1650
160%
Radeon RX 470
170%
Radeon R9 290
173%
Radeon RX 570
182%
Radeon R9 390
184%
Radeon R9 290X
185%
GeForce GTX 970
188%
GeForce GTX TITAN
190%
GeForce GTX 780 Ti
193%
Radeon R9 390X
196%
Radeon HD 7990
196%
Radeon RX 480
197%
GeForce GTX 690
199%
GeForce GTX 1060 6 GB
204%
Radeon RX 5500 OEM
207%
Radeon RX 580
210%
Radeon RX 5500 XT
211%
Radeon RX 6500 XT
213%
GeForce GTX 980
214%
GeForce GTX 1650 SUPER
216%
Radeon R9 FURY
217%
Radeon RX 590
227%
Radeon R9 295X2
239%
GeForce GTX 1660
240%
Radeon R9 FURY X
243%
GeForce GTX 980 Ti
247%
GeForce GTX TITAN X
253%
GeForce GTX 1660 SUPER
261%
GeForce GTX 1070
275%
GeForce GTX 1660 Ti
275%
GeForce RTX 3050 8 GB
280%
Radeon RX Vega 56
293%
GeForce GTX 1070 Ti
311%
Radeon RX 5600 XT
316%
Radeon RX Vega 64
320%
GeForce GTX 1080
324%
GeForce RTX 2060
324%
Radeon RX 5700
338%
Arc A580
338%
Radeon RX 6600
352%
GeForce RTX 2060 SUPER
364%
GeForce RTX 2070
369%
Radeon RX 5700 XT
369%
GeForce RTX 3060 12 GB
377%
Arc A750
389%
Radeon VII
391%
TITAN X Pascal
401%
Radeon RX 6600 XT
405%
GeForce GTX 1080 Ti
413%
Arc A770
417%
GeForce RTX 2070 SUPER
418%
Radeon RX 6650 XT
439%
Radeon RX 7600
444%
GeForce RTX 4060
446%
GeForce RTX 2080
449%
Radeon RX 7600 XT
458%
GeForce RTX 2080 SUPER
471%
GeForce RTX 3060 Ti
482%
Radeon RX 6700 XT
499%
Radeon RX 6750 XT
530%
GeForce RTX 4060 Ti 8 GB
536%
GeForce RTX 2080 Ti
540%
GeForce RTX 3070
565%
GeForce RTX 3070 Ti
604%
Radeon RX 7700 XT
611%
Radeon RX 6800
623%
GeForce RTX 4070
690%
Radeon RX 6800 XT
707%
GeForce RTX 3080
734%
Radeon RX 7800 XT
741%
Radeon RX 6900 XT
762%
GeForce RTX 4070 SUPER
800%
Radeon RX 7900 GRE
816%
GeForce RTX 3080 Ti
822%
Radeon RX 6950 XT
823%
GeForce RTX 3090
838%
GeForce RTX 4070 Ti
859%
GeForce RTX 4070 Ti SUPER
938%
Radeon RX 7900 XT
964%
GeForce RTX 3090 Ti
972%
GeForce RTX 4080
1091%
GeForce RTX 4080 SUPER
1107%
Radeon RX 7900 XTX
1118%
GeForce RTX 4090
1371%
Based on TPU review data: "Performance Summary" at 1920x1080, 4K for 2080 Ti and faster.

Clock Speeds

Base Clock
1000 MHz
Boost Clock
1050 MHz
Memory Clock
1400 MHz
5.6 Gbps effective

Memory

Memory Size
2 GB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
179.2 GB/s

Render Config

Shading Units
1280
TMUs
80
ROPs
32
Compute Units
20
L1 Cache
16 KB (per CU)
L2 Cache
512 KB

Theoretical Performance

Pixel Rate
33.60 GPixel/s
Texture Rate
84.00 GTexel/s
FP32 (float)
2.688 TFLOPS
FP64 (double)
168.0 GFLOPS (1:16)

Board Design

Slot Width
Dual-slot
Length
241 mm
9.5 inches
Width
109 mm
4.3 inches
Height
36 mm
1.4 inches
TDP
180 W
Suggested PSU
450 W
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Power Connectors
2x 6-pin
Board Number
C631,
109-C63257-00A_02,
109-C63257-12_02

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
2.1 (1.2)
Vulkan
1.2.170
Shader Model
6.5 (5.1)

Curacao GPU Notes

Generation: Southern Islands
Desktop Variant: Pitcairn / Trinidad
Mobile Variant: Wimbledon / Neptune
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0
CLRX: GCN 1.0

Retail boards based on this design (45)

Name GPU Clock Boost Clock Memory Clock Other Changes
1000 MHz 1050 MHz 1400 MHz
1000 MHz 1050 MHz 1400 MHz 272 mm/10.7 inches
1070 MHz 1120 MHz 1400 MHz 272 mm/10.7 inches
1070 MHz 1120 MHz 1400 MHz 4 GB, 272 mm/10.7 inches
1030 MHz 1080 MHz 1400 MHz 211 mm/8.3 inches
1030 MHz 1080 MHz 1400 MHz 211 mm/8.3 inches
1030 MHz 1080 MHz 1400 MHz 211 mm/8.3 inches, 2x DVI 1x HDMI 2x mini-DisplayPort
1030 MHz 1080 MHz 1400 MHz 4 GB, 211 mm/8.3 inches
1100 MHz 1155 MHz 1500 MHz 292 mm/11.5 inches
1030 MHz 1080 MHz 1400 MHz 213 mm/8.4 inches
1050 MHz 1100 MHz 1400 MHz 297 mm/11.7 inches
1050 MHz 1100 MHz 1400 MHz 4 GB, 297 mm/11.7 inches
1050 MHz 1100 MHz 1400 MHz 297 mm/11.7 inches
1050 MHz 1100 MHz 1400 MHz 290 mm/11.4 inches
1000 MHz 1050 MHz 1400 MHz 297 mm/11.7 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz 1050 MHz 1400 MHz 270 mm/10.6 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
1100 MHz 1140 MHz 1400 MHz 270 mm/10.6 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz 1050 MHz 1400 MHz 210 mm/8.3 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz 1050 MHz 1400 MHz 4 GB, 210 mm/8.3 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
1030 MHz 1080 MHz 1400 MHz 170 mm/6.7 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
1010 MHz 1070 MHz 1400 MHz 260 mm/10.2 inches
1010 MHz 1070 MHz 1400 MHz 4 GB, 260 mm/10.2 inches
1030 MHz 1080 MHz 1400 MHz 260 mm/10.2 inches
1030 MHz 1080 MHz 1400 MHz 4 GB, 260 mm/10.2 inches
1030 MHz 1120 MHz 1400 MHz 260 mm/10.2 inches
1100 MHz 1150 MHz 1400 MHz 263 mm/10.4 inches
1020 MHz 1070 MHz 1400 MHz 263 mm/10.4 inches
1150 MHz 1180 MHz 1400 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
1060 MHz 1100 MHz 1425 MHz 240 mm/9.4 inches
1030 MHz 1080 MHz 1400 MHz 225 mm/8.9 inches
1020 MHz 1070 MHz 1400 MHz 262 mm/10.3 inches
1020 MHz 1070 MHz 1400 MHz 4 GB, 228 mm/9 inches
1020 MHz 1070 MHz 1400 MHz 262 mm/10.3 inches
1020 MHz 1070 MHz 1400 MHz 4 GB, 228 mm/9 inches
1100 MHz 1150 MHz 1500 MHz 308 mm/12.1 inches
1050 MHz 1100 MHz 1450 MHz
1030 MHz 1080 MHz 1400 MHz
1030 MHz 1080 MHz 1400 MHz 213 mm/8.4 inches
1030 MHz 1080 MHz 1400 MHz 211 mm/8.3 inches
1000 MHz 1050 MHz 1400 MHz 221 mm/8.7 inches
1000 MHz 1050 MHz 1400 MHz 251 mm/9.9 inches, 2x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz 1050 MHz 1400 MHz 4 GB, 221 mm/8.7 inches
1000 MHz 1050 MHz 1400 MHz 4 GB, 221 mm/8.7 inches
1050 MHz 1100 MHz 1400 MHz 251 mm/9.9 inches, 2x DVI 1x HDMI 2x mini-DisplayPort
1000 MHz 1050 MHz 1400 MHz 2x DVI 1x HDMI 2x mini-DisplayPort
Apr 19th, 2024 23:56 EDT change timezone

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