NVIDIA Tesla K40c vs NVIDIA GeForce GTX 670
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
May 2012
Generation
Tesla
GeForce 600
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
915 MHz
Boost Clock
876 MHz
980 MHz
Memory Clock
1502 MHz
1502 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
192.3GB/s
Render Config
Shading Units
2880
1344
TMUs
240
112
ROPs
48
32
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
1536 KB
512 KB
Theoretical Performance
Pixel Rate
52.56 GPixel/s
27.44 GPixel/s
Texture Rate
210.2 GTexel/s
109.8 GTexel/s
FP32 (float)
5.046 TFLOPS
2.634 TFLOPS
FP64 (double)
1.682 TFLOPS
109.8 GFLOPS
Graphics Processor
GPU Name
GK180
GK104
GPU Variant
GK180-890-A1
GK104-325-A2
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
3.54 billion
Die Size
561 mm²
294 mm²
Board Design
TDP
245W
170W
Suggested PSU
550 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.1
CUDA
3.5
3.0
Shader Model
5.1
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.