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AMD Radeon HD 7790

Bonaire
Graphics Processor
896
Cores
56
TMUs
16
ROPs
1024 MB
Memory Size
GDDR5
Memory Type
128 bit
Bus Width
AMD Radeon HD 7790 Photo AMD Bonaire Photo
The Radeon HD 7790 was a mid-range graphics card by AMD, launched in March 2013. Built on the 28 nm process, and based on the Bonaire graphics processor, in its Bonaire XT variant, the card supports DirectX 12.0. The Bonaire graphics processor is an average sized chip with a die area of 160 mm² and 2,080 million transistors. It features 896 shading units, 56 texture mapping units and 16 ROPs. AMD has placed 1,024 MB GDDR5 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 1000 MHz, memory is running at 1500 MHz.
Being a dual-slot card, the AMD Radeon HD 7790 draws power from 1x 6-pin power connectors, with power draw rated at 85 W maximum. Display outputs include: 1x DVI, 1x HDMI, 2x mini-DisplayPort. Radeon HD 7790 is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card measures 183 mm in length, and features a dual-slot cooling solution. Its price at launch was 149 US Dollars.

Graphics Processor

GPU Name
Bonaire
GPU Variant
Bonaire XT
(215-0839039)
Architecture
GCN 2.0
Process Size
28 nm
Transistors
2,080 million
Die Size
160 mm²

Graphics Card

Release Date
Mar 22nd, 2013
Generation
Southern Islands
(HD 7700)
Production
End-of-life
Launch Price
149 USD
Bus Interface
PCIe 3.0 x16

Relative Performance

7%
9%
11%
14%
16%
17%
21%
27%
27%
30%
32%
32%
37%
39%
42%
44%
45%
47%
50%
53%
54%
55%
57%
65%
66%
67%
68%
68%
69%
69%
73%
77%
79%
81%
82%
83%
84%
84%
84%
86%
90%
92%
98%
100%
100%
Radeon HD 7790
104%
104%
108%
115%
119%
120%
122%
123%
127%
128%
129%
132%
138%
140%
143%
143%
143%
144%
155%
156%
160%
162%
163%
164%
164%
167%
168%
172%
186%
190%
195%
196%
198%
200%
205%
210%
215%
220%
224%
224%
248%
273%
277%
295%
297%
301%
305%
307%
309%
313%
314%
316%
319%
336%
343%
347%
347%
382%
388%
395%
425%
466%
483%
520%
520%
549%
642%
658%
718%
816%
Based on TPU review data: "Performance Summary" at 1920x1080

Clock Speeds

GPU Clock
1000 MHz
Memory Clock
1500 MHz
6000 MHz effective

Memory

Memory Size
1024 MB
Memory Type
GDDR5
Memory Bus
128 bit
Bandwidth
96.00 GB/s

Render Config

Shading Units
896
TMUs
56
ROPs
16
Compute Units
14

Theoretical Performance

Pixel Rate
16.00 GPixel/s
Texture Rate
56.00 GTexel/s
FP32 (float) performance
1,792 GFLOPS
FP64 (double) performance
128.0 GFLOPS (1:14)

Board Design

Slot Width
Dual-slot
Length
7.2 inches
183 mm
TDP
85 W
Outputs
1x DVI
1x HDMI
2x mini-DisplayPort
Power Connectors
1x 6-pin
Board Number
C582

Graphics Features

DirectX
12.0 (12_0)
OpenGL
4.5
OpenCL
2.0
Vulkan
1.1.82
Shader Model
6.0

Bonaire GPU Notes

Graphics/Compute: GFX7 (gfx704)
Display Core Engine: 8.2
Unified Video Decoder: 4.2
Video Compression Engine: 2.0

Retail boards based on this design (31)

Name GPU Clock Memory Clock Other Changes
AMD Radeon HD 7790 1000 MHz 1500 MHz 7.09 inches/180 mm, 2x DVI 1x HDMI 1x DisplayPort
ASUS HD 7790 DirectCU II OC 1 GB 1075 MHz 1600 MHz 8.5 inches/216 mm, 2x DVI 1x HDMI 1x DisplayPort
ASUS HD 7790 DirectCU II OC 2 GB 1075 MHz 1600 MHz 2048 MB, 8.5 inches/216 mm, 2x DVI 1x HDMI 1x DisplayPort
Club 3D HD 7790 '13Series 1030 MHz 1500 MHz 7.09 inches/180 mm, 2x DVI 1x HDMI 1x DisplayPort
Club 3D HD 7790 royalKing 1075 MHz 1500 MHz 7.56 inches/192 mm, 2x DVI 1x HDMI 1x DisplayPort
Diamond HD 7790 1075 MHz 1550 MHz 2x DVI 1x HDMI 1x DisplayPort
GIGABYTE HD 7790 OC 1075 MHz 1500 MHz 7.5 inches/191 mm, 2x DVI 1x HDMI 1x DisplayPort
GIGABYTE HD 7790 WindForce 2X OC 1075 MHz 1500 MHz 2048 MB, 10.09 inches/256 mm, 2x DVI 1x HDMI 1x DisplayPort
HIS HD 7790 iCooler 1000 MHz 1500 MHz 8.82 inches/224 mm, 2x DVI 1x HDMI 1x DisplayPort
HIS HD 7790 iCooler Turbo 1075 MHz 1600 MHz 8.82 inches/224 mm, 2x DVI 1x HDMI 1x DisplayPort
HIS HD 7790 iPower IceQ X2 1000 MHz 1500 MHz 8.82 inches/224 mm, 2x DVI 1x HDMI 1x DisplayPort
HIS HD 7790 iPower IceQ X2 Turbo 1075 MHz 1600 MHz 8.82 inches/224 mm, 2x DVI 1x HDMI 1x DisplayPort
MSI HD 7790 1000 MHz 1500 MHz 7.28 inches/185 mm, 2x DVI 1x HDMI 1x DisplayPort
MSI HD 7790 OC 1050 MHz 1500 MHz 7.28 inches/185 mm, 2x DVI 1x HDMI 1x DisplayPort
MSI HD 7790 OC 2 GB 1050 MHz 1500 MHz 2048 MB, 7.28 inches/185 mm, 2x DVI 1x HDMI 1x DisplayPort
PowerColor HD 7790 OC 1030 MHz 1500 MHz 7.09 inches/180 mm, 2x DVI 1x HDMI 1x DisplayPort
PowerColor HD 7790 OC V2 1030 MHz 1500 MHz 7.09 inches/180 mm, 2x DVI 1x HDMI 1x DisplayPort
PowerColor HD 7790 TurboDuo 1075 MHz 1500 MHz 8.66 inches/220 mm, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 7790 1000 MHz 1500 MHz 8.46 inches/215 mm, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 7790 Dual-X OC 1075 MHz 1600 MHz 8.46 inches/215 mm, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 7790 OC 2 GB 1050 MHz 1600 MHz 2048 MB, 8.46 inches/215 mm, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 7790 SimCity Edition 1000 MHz 1500 MHz 8.46 inches/215 mm, 2x DVI 1x HDMI 1x DisplayPort
VisionTek HD 7790 1000 MHz 1500 MHz 8.82 inches/224 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
VisionTek HD 7790 OC Edition 1075 MHz 1600 MHz 8.82 inches/224 mm, 2x DVI 1x HDMI 2x mini-DisplayPort
VTX3D HD 7790 VChamp 1075 MHz 1500 MHz 2x DVI 1x HDMI 1x DisplayPort
VTX3D HD 7790 X-Edition 1030 MHz 1500 MHz 7.09 inches/180 mm, 2x DVI 1x HDMI 1x DisplayPort
VTX3D HD 7790 X-Edition V2 1075 MHz 1500 MHz 2x DVI 1x HDMI 1x DisplayPort
XFX Double D HD 7790 1075 MHz 1600 MHz 7.8 inches/198 mm, 2x DVI 1x HDMI 1x DisplayPort
XFX HD 7790 Black Edition 1 GB 1075 MHz 1600 MHz 7.8 inches/198 mm, 2x DVI 1x HDMI 1x DisplayPort
XFX HD 7790 Black Edition 2 GB 1075 MHz 1600 MHz 2048 MB, 7.8 inches/198 mm, 2x DVI 1x HDMI 1x DisplayPort
XFX HD 7790 OC 1075 MHz 1600 MHz 5.7 inches/145 mm, 2x DVI 1x HDMI 1x DisplayPort