Tesla C2075 vs Tesla K8
We compared two Professional market GPUs: 6GB VRAM Tesla C2075 and 8GB VRAM Tesla K8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Tesla K8 's Advantages
Released 3 years and 2 months late
Boost Clock811MHz
More VRAM (8GB vs 6GB)
Larger VRAM bandwidth (160.0GB/s vs 150.3GB/s)
1088 additional rendering cores
Lower TDP (100W vs 247W)
Score
Benchmark
FP32 (float)
Tesla C2075
1028
Tesla K8
+142%
2491
Graphics Card
Jul 2011
Release Date
Sep 2014
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
693 MHz
-
Boost Clock
811 MHz
783 MHz
Memory Clock
1250 MHz
Memory
6GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
150.3GB/s
Bandwidth
160.0GB/s
Render Config
14
SM Count
-
448
Shading Units
1536
56
TMUs
128
48
ROPs
32
64 KB (per SM)
L1 Cache
16 KB (per SMX)
768 KB
L2 Cache
512 KB
Theoretical Performance
16.07 GPixel/s
Pixel Rate
25.95 GPixel/s
32.14 GTexel/s
Texture Rate
103.8 GTexel/s
1028 GFLOPS
FP32 (float)
2.491 TFLOPS
513.9 GFLOPS
FP64 (double)
103.8 GFLOPS
Board Design
247W
TDP
100W
550 W
Suggested PSU
300 W
1x DVI
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GF110
GPU Name
GK104
GF110-351-A1
GPU Variant
-
Fermi 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
3 billion
Transistors
3.54 billion
520 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.0
CUDA
3.0
5.1
Shader Model
5.1
