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AMD Radeon Sky 500

Graphics Processor
Pitcairn
Cores
1280
TMUs
80
ROPs
32
Memory Size
4 GB
Memory Type
GDDR5
Bus Width
256 bit
The Radeon Sky 500 was a professional graphics card by AMD, launched in March 2013. Built on the 28 nm process, and based on the Pitcairn graphics processor, in its Pitcairn XT GL variant, the card supports DirectX 12.0. The Pitcairn 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 placed 4,096 MB GDDR5 memory on the card, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 950 MHz, memory is running at 1200 MHz.
Being a single-slot card, the AMD Radeon Sky 500 draws power from 1x 6-pin power connectors, with power draw rated at 150 W maximum. Display outputs include: 1x DisplayPort. Radeon Sky 500 is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card measures 242 mm in length, and features a single-slot cooling solution.

Graphics Processor

GPU Name
Pitcairn
GPU Variant
Pitcairn XT GL
(215-0828073)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Die Size
212 mm²

Graphics Card

Release Date
Mar 27th, 2013
Generation
Radeon Sky
(x00)
Production
End-of-life
Bus Interface
PCIe 3.0 x16

Relative Performance

5%
GeForce 210
6%
GeForce 9400 GT
7%
Radeon HD 4550
9%
Radeon HD 5450
11%
Radeon HD 6450
12%
GeForce GT 520
14%
GeForce GT 220
19%
GeForce GT 430
19%
Radeon HD 5570
21%
Radeon HD 4670
22%
GeForce GT 440
22%
GeForce GT 240
26%
GeForce 9600 GT
27%
Radeon HD 5670
29%
GeForce GT 640
30%
GeForce 9800 GT
31%
Radeon HD 6670
32%
Radeon HD 4830
34%
Radeon HD 4770
36%
Radeon HD 4850
37%
GeForce GTS 250
38%
GeForce GTS 450
40%
Radeon HD 5750
45%
Radeon HD 7750
46%
Radeon HD 5770
46%
GeForce GTX 260
47%
Radeon HD 4870
47%
Radeon Vega 8
48%
GeForce GTX 550 Ti
48%
GeForce GTX 650
51%
Radeon HD 5830
53%
Radeon HD 6790
54%
Radeon HD 4890
56%
GeForce GTX 460
57%
Radeon RX Vega 11
57%
GeForce GT 1030
58%
GeForce GTX 275
58%
Radeon HD 7770 GHz Edition
58%
GeForce GTX 280
59%
GeForce GTX 465
62%
Radeon HD 6850
63%
GeForce GTX 285
68%
Radeon HD 5850
69%
GeForce GTX 650 Ti
69%
Radeon HD 7790
72%
Radeon RX 550
72%
GeForce GTX 470
75%
Radeon HD 6870
80%
Radeon HD 5870
82%
GeForce GTX 560 Ti
83%
Radeon HD 4870 X2
84%
GeForce GTX 750 Ti
85%
Radeon HD 6950
88%
GeForce GTX 295
89%
GeForce GTX 650 Ti Boost
89%
Radeon HD 7850
91%
GeForce GTX 480
95%
Radeon HD 6970
97%
Radeon R7 265
98%
Radeon RX 460
98%
Radeon R7 370
99%
GeForce GTX 660
99%
GeForce GTX 570
100%
Radeon Sky 500
101%
Radeon RX 560
107%
GeForce GTX 950
108%
Radeon HD 7870 GHz Edition
111%
Radeon R9 270X
112%
GeForce GTX 660 Ti
112%
GeForce GTX 580
113%
GeForce GTX 1050
114%
Radeon HD 7950
116%
Radeon HD 5970
119%
GeForce GTX 760
128%
GeForce GTX 670
131%
GeForce GTX 960
135%
Radeon R9 380
136%
Radeon R9 285
137%
Radeon HD 7970
138%
GeForce GTX 680
142%
GeForce GTX 1050 Ti
145%
GeForce GTX 770
149%
Radeon HD 6990
152%
Radeon R9 280X
154%
GeForce GTX 590
154%
Radeon HD 7970 GHz Edition
171%
GeForce GTX 780
177%
GeForce GTX 1650
188%
Radeon RX 470
191%
Radeon R9 290
201%
Radeon RX 570
204%
Radeon R9 390
205%
Radeon R9 290X
208%
GeForce GTX 970
210%
GeForce GTX TITAN
213%
GeForce GTX 780 Ti
216%
Radeon R9 390X
217%
Radeon HD 7990
218%
Radeon RX 480
220%
GeForce GTX 690
232%
Radeon RX 580
237%
GeForce GTX 980
240%
Radeon R9 FURY
240%
GeForce GTX 1060 6 GB
250%
Radeon RX 590
264%
Radeon R9 295X2
265%
GeForce GTX 1660
268%
Radeon R9 FURY X
273%
GeForce GTX 980 Ti
280%
GeForce GTX TITAN X
304%
GeForce GTX 1660 Ti
304%
GeForce GTX 1070
324%
Radeon RX Vega 56
344%
GeForce GTX 1070 Ti
353%
Radeon RX Vega 64
358%
GeForce GTX 1080
358%
GeForce RTX 2060
373%
Radeon RX 5700
403%
GeForce RTX 2060 SUPER
417%
GeForce RTX 2070
427%
Radeon RX 5700 XT
432%
Radeon VII
443%
TITAN X Pascal
456%
GeForce GTX 1080 Ti
461%
GeForce RTX 2070 SUPER
491%
GeForce RTX 2080
520%
GeForce RTX 2080 SUPER
574%
GeForce RTX 2080 Ti
Based on TPU review data: "Performance Summary" at 1920x1080
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

GPU Clock
950 MHz
Memory Clock
1200 MHz
4800 MHz effective

Memory

Memory Size
4 GB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
153.6 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
30.40 GPixel/s
Texture Rate
76.00 GTexel/s
FP32 (float) performance
2.432 TFLOPS
FP64 (double) performance
152.0 GFLOPS (1:16)

Board Design

Slot Width
Single-slot
Length
9.527 inches
242 mm
TDP
150 W
Outputs
1x DisplayPort
Power Connectors
1x 6-pin

Graphics Features

DirectX
12.0 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.101
Shader Model
5.1

Pitcairn GPU Notes

Architecture Codename: Southern Islands
CLRX Version: GCN 1.0
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0