NVIDIA Tesla K8 vs NVIDIA Tesla C2090
We compared two Professional market GPUs: 8GB VRAM Tesla K8 and 6GB VRAM Tesla C2090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K8 's Advantages
Released 3 years and 2 months late
Boost Clock811MHz
More VRAM (8GB vs 6GB)
1024 additional rendering cores
Lower TDP (100W vs 250W)
NVIDIA Tesla C2090 's Advantages
Larger VRAM bandwidth (177.4GB/s vs 160.0GB/s)
Score
Benchmark
FP32 (float)
Tesla K8
+87%
2.491 TFLOPS
Tesla C2090
1.332 TFLOPS
Graphics Card
Sep 2014
Release Date
Jul 2011
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
693 MHz
Base Clock
-
811 MHz
Boost Clock
-
1250 MHz
Memory Clock
924 MHz
Memory
8GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
160.0GB/s
Bandwidth
177.4GB/s
Render Config
-
-
-
-
SM Count
16
1536
Shading Units
512
128
TMUs
64
32
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
25.95 GPixel/s
Pixel Rate
20.83 GPixel/s
103.8 GTexel/s
Texture Rate
41.66 GTexel/s
-
-
-
2.491 TFLOPS
FP32 (float)
1332 GFLOPS
103.8 GFLOPS
FP64 (double)
666.1 GFLOPS
Board Design
100W
TDP
250W
300 W
Suggested PSU
600 W
No outputs
Outputs
No outputs
1x 6-pin
Power Connectors
-
Graphics Processor
GK104
GPU Name
GF110
-
-
-
Kepler
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
3 billion
294 mm²
Die Size
520 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
2.0
5.1
Shader Model
5.1
