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GPU Comparison
AMD Radeon HD 7970 X2 vs ATI FirePro V7770
AMD Radeon HD 7970 X2 vs ATI FirePro V7770
VS
AMD Radeon HD 7970 X2
ATI FirePro V7770
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 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 7970 X2 's Advantages
Released 7 months late
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (264.0GB/s vs 33.60GB/s)
1248 additional rendering cores
ATI FirePro V7770 's Advantages
Lower TDP (76W vs 500W)
Score
Benchmark
FP32 (float)
Radeon HD 7970 X2
+278%
3.789 TFLOPS
FirePro V7770
1 TFLOPS
Radeon HD 7970 X2
VS
FirePro V7770
Graphics Card
Aug 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
-
1375 MHz
Memory Clock
1050 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR4
384bit
Memory Bus
128bit
264.0GB/s
Bandwidth
33.60GB/s
Render Config
-
SM Count
-
32
Compute Units
10
2048
Shading Units
800
128
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
29.60 GPixel/s
Pixel Rate
5.000 GPixel/s
118.4 GTexel/s
Texture Rate
25.00 GTexel/s
-
FP16 (half)
-
3.789 TFLOPS
FP32 (float)
1000 GFLOPS
947.2 GFLOPS
FP64 (double)
-
Graphics Processor
New Zealand
GPU Name
RV770
-
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
500W
TDP
76W
900 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI
3x 8-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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