Tesla D870 vs GRID K340
We compared two Professional market GPUs: 1536MB VRAM Tesla D870 and 1024MB VRAM GRID K340 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Tesla D870 's Advantages
More VRAM (1536GB vs 1024GB)
GRID K340 's Advantages
Released 6 years and 2 months late
Larger VRAM bandwidth (80.00GB/s vs 76.80GB/s)
256 additional rendering cores
Lower TDP (225W vs 520W)
Score
Benchmark
FP32 (float)
Tesla D870
346
GRID K340
+111%
733
Graphics Card
May 2007
Release Date
Jul 2013
Tesla
Generation
GRID
Professional
Type
Professional
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
800 MHz
Memory Clock
1250 MHz
Memory
1536MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
384bit
Memory Bus
128bit
76.80GB/s
Bandwidth
80.00GB/s
Render Config
16
SM Count
-
128
Shading Units
384
32
TMUs
32
24
ROPs
16
-
L1 Cache
16 KB (per SMX)
96 KB
L2 Cache
128 KB
Theoretical Performance
14.40 GPixel/s
Pixel Rate
7.632 GPixel/s
38.40 GTexel/s
Texture Rate
30.53 GTexel/s
345.6 GFLOPS
FP32 (float)
732.7 GFLOPS
-
FP64 (double)
30.53 GFLOPS
Board Design
520W
TDP
225W
900 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
-
Power Connectors
1x 8-pin
Graphics Processor
G80
GPU Name
GK107
Tesla
Architecture
Kepler
TSMC
Foundry
TSMC
90 nm
Process Size
28 nm
0.681 billion
Transistors
1.27 billion
484 mm²
Die Size
118 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1 (1.0)
OpenCL
3.0
N/A
Vulkan
1.1
1.0
CUDA
3.0
4.0
Shader Model
5.1
