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GPU Comparison
NVIDIA Tesla C2050 vs NVIDIA Tesla D870
NVIDIA Tesla C2050 vs NVIDIA Tesla D870
VS
NVIDIA Tesla C2050
NVIDIA Tesla D870
We compared two Professional market GPUs: 3GB VRAM Tesla C2050 and 1536MB VRAM Tesla D870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla C2050 's Advantages
Released 4 years and 2 months late
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (144.0GB/s vs 76.80GB/s)
320 additional rendering cores
Lower TDP (238W vs 520W)
Score
Benchmark
FP32 (float)
Tesla C2050
+197%
1.028 TFLOPS
Tesla D870
0.346 TFLOPS
Tesla C2050
VS
Tesla D870
Graphics Card
Jul 2011
Release Date
May 2007
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
750 MHz
Memory Clock
800 MHz
Memory
3GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
384bit
144.0GB/s
Bandwidth
76.80GB/s
Render Config
14
SM Count
16
-
Compute Units
-
448
Shading Units
128
56
TMUs
32
48
ROPs
24
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
96 KB
Theoretical Performance
16.07 GPixel/s
Pixel Rate
14.40 GPixel/s
32.14 GTexel/s
Texture Rate
38.40 GTexel/s
-
FP16 (half)
-
1028 GFLOPS
FP32 (float)
345.6 GFLOPS
513.9 GFLOPS
FP64 (double)
-
Graphics Processor
GF100
GPU Name
G80
GF100-850-A3
GPU Variant
-
Fermi
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
90 nm
3.1 billion
Transistors
0.681 billion
529 mm²
Die Size
484 mm²
Board Design
238W
TDP
520W
550 W
Suggested PSU
900 W
1x DVI
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1 (1.0)
N/A
Vulkan
N/A
2.0
CUDA
1.0
5.1
Shader Model
4.0
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