NVIDIA Tesla K20c vs ATI FirePro V8800
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
Apr 2010
Generation
Tesla
FirePro
Type
Professional
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1300 MHz
1150 MHz
Memory
Memory Size
5GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
320bit
256bit
Bandwidth
208.0GB/s
147.2GB/s
Render Config
Shading Units
2496
1600
TMUs
208
80
ROPs
40
32
L1 Cache
16 KB (per SMX)
8 KB (per CU)
L2 Cache
1280 KB
512 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
36.71 GPixel/s
26.40 GPixel/s
Texture Rate
146.8 GTexel/s
66.00 GTexel/s
FP32 (float)
3.524 TFLOPS
2.640 TFLOPS
FP64 (double)
1175 GFLOPS
528.0 GFLOPS
Graphics Processor
GPU Name
GK110
Cypress
GPU Variant
GK110-885-KA-A1
Cypress XT GL
Architecture
Kepler
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
7.08 billion
2.154 billion
Die Size
561 mm²
334 mm²
Board Design
TDP
225W
208W
Suggested PSU
550 W
550 W
Outputs
No outputs
4x DisplayPort 1.11x S-Video
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.1
N/A
CUDA
3.5
-
Shader Model
5.1
5.0
📊 Benchmark
OctaneBench
55
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