ATI FirePro V9800 vs NVIDIA Tesla K20c
GPU Specs Compare
Graphics Card
Release Date
Sep 2010
Nov 2012
Generation
FirePro
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1150 MHz
1300 MHz
Memory
Memory Size
4GB
5GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
320bit
Bandwidth
147.2GB/s
208.0GB/s
Render Config
Compute Units
20
-
Shading Units
1600
2496
TMUs
80
208
ROPs
32
40
L1 Cache
8 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
1280 KB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
36.71 GPixel/s
Texture Rate
68.00 GTexel/s
146.8 GTexel/s
FP32 (float)
2.720 TFLOPS
3.524 TFLOPS
FP64 (double)
544.0 GFLOPS
1175 GFLOPS
Graphics Processor
GPU Name
Cypress
GK110
GPU Variant
Cypress XT GL
GK110-885-KA-A1
Architecture
TeraScale 2
Kepler
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
7.08 billion
Die Size
334 mm²
561 mm²
Board Design
TDP
250W
225W
Suggested PSU
600 W
550 W
Outputs
6x mini-DisplayPort 1.11x S-Video
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (11_0)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.1
Shader Model
5.0
5.1
CUDA
-
3.5
📊 Benchmark
OctaneBench
-
55