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GPU Comparison
NVIDIA GeForce GTX 660 Ti vs ATI FirePro V7900 SDI
NVIDIA GeForce GTX 660 Ti vs ATI FirePro V7900 SDI
VS
NVIDIA GeForce GTX 660 Ti
ATI FirePro V7900 SDI
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 2GB VRAM FirePro V7900 SDI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 Ti 's Advantages
Released 1 years and 3 months late
Boost Clock980MHz
64 additional rendering cores
ATI FirePro V7900 SDI 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 144.2GB/s)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
+41%
2.634 TFLOPS
FirePro V7900 SDI
1.856 TFLOPS
GeForce GTX 660 Ti
VS
FirePro V7900 SDI
Graphics Card
Aug 2012
Release Date
May 2011
GeForce 600
Generation
FirePro
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
915 MHz
Base Clock
-
980 MHz
Boost Clock
-
1502 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
256bit
144.2GB/s
Bandwidth
160.0GB/s
Render Config
-
SM Count
-
-
Compute Units
20
1344
Shading Units
1280
112
TMUs
80
24
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
384 KB
L2 Cache
512 KB
Theoretical Performance
27.44 GPixel/s
Pixel Rate
23.20 GPixel/s
109.8 GTexel/s
Texture Rate
58.00 GTexel/s
-
FP16 (half)
-
2.634 TFLOPS
FP32 (float)
1.856 TFLOPS
109.8 GFLOPS
FP64 (double)
464.0 GFLOPS
Graphics Processor
GK104
GPU Name
Cayman
GK104-300-KD-A2
GPU Variant
Cayman PRO GL
Kepler
Architecture
TeraScale 3
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
2.64 billion
294 mm²
Die Size
389 mm²
Board Design
150W
TDP
150W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
4x SDI
2x 6-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0
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