AMD Radeon HD 7950 Boost vs AMD Radeon HD 7950
GPU Specs Compare
Graphics Card
Release Date
Jun 2012
Jan 2012
Generation
Southern Islands
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
850 MHz
-
Boost Clock
925 MHz
-
Memory Clock
1250 MHz
1250 MHz
Memory
Memory Size
3GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
240.0GB/s
240.0GB/s
Render Config
Compute Units
28
28
Shading Units
1792
1792
TMUs
112
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
768 KB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
25.60 GPixel/s
Texture Rate
103.6 GTexel/s
89.60 GTexel/s
FP32 (float)
3.315 TFLOPS
2.867 TFLOPS
FP64 (double)
828.8 GFLOPS
716.8 GFLOPS
Graphics Processor
GPU Name
Tahiti
Tahiti
GPU Variant
Tahiti PRO2(215-0821282)
Tahiti PRO(215-0821056)
Architecture
GCN 1.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
4.313 billion
Die Size
352 mm²
352 mm²
Board Design
TDP
200W
200W
Suggested PSU
550 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
2x 6-pin
2x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.2
1.2
Shader Model
5.1
5.1
📊 Benchmark
3DMark Time Spy
-
1,969
3DMark Time Spy Extreme
-
1,019