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GPU Comparison
AMD Radeon HD 7950 vs ATI FirePro V7770
AMD Radeon HD 7950 vs ATI FirePro V7770
VS
AMD Radeon HD 7950
ATI FirePro V7770
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7950 's Advantages
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (240.0GB/s vs 33.60GB/s)
992 additional rendering cores
ATI FirePro V7770 's Advantages
Lower TDP (76W vs 200W)
Score
Benchmark
FP32 (float)
Radeon HD 7950
+186%
2.867 TFLOPS
FirePro V7770
1 TFLOPS
Radeon HD 7950
VS
FirePro V7770
Graphics Card
Jan 2012
Release Date
Jan 2012
Southern Islands
Generation
FirePro
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
1050 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR4
384bit
Memory Bus
128bit
240.0GB/s
Bandwidth
33.60GB/s
Render Config
-
SM Count
-
28
Compute Units
10
1792
Shading Units
800
112
TMUs
40
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
128 KB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
5.000 GPixel/s
89.60 GTexel/s
Texture Rate
25.00 GTexel/s
-
FP16 (half)
-
2.867 TFLOPS
FP32 (float)
1000 GFLOPS
716.8 GFLOPS
FP64 (double)
-
Graphics Processor
Tahiti
GPU Name
RV770
Tahiti PRO (215-0821056)
GPU Variant
RV770 XT (215-0669049)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.956 billion
352 mm²
Die Size
256 mm²
Board Design
200W
TDP
76W
550 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI
2x 6-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
4.1
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5
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6
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8
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9
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10
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