NVIDIA GRID K220Q vs NVIDIA Tesla K40c
We compared two Professional market GPUs: 512MB VRAM GRID K220Q and 12GB VRAM Tesla K40c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID K220Q 's Advantages
Released 9 months late
Lower TDP (225W vs 245W)
NVIDIA Tesla K40c 's Advantages
Boost Clock876MHz
More VRAM (12GB vs 512GB)
Larger VRAM bandwidth (288.4GB/s vs 160.0GB/s)
1344 additional rendering cores
Score
Benchmark
FP32 (float)
GRID K220Q
2.289 TFLOPS
Tesla K40c
+120%
5.046 TFLOPS
Graphics Card
Jul 2014
Release Date
Oct 2013
GRID
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
745 MHz
-
Boost Clock
876 MHz
1250 MHz
Memory Clock
1502 MHz
Memory
512MB
Memory Size
12GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
160.0GB/s
Bandwidth
288.4GB/s
Render Config
-
-
-
-
-
-
1536
Shading Units
2880
128
TMUs
240
32
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
23.84 GPixel/s
Pixel Rate
52.56 GPixel/s
95.36 GTexel/s
Texture Rate
210.2 GTexel/s
-
-
-
2.289 TFLOPS
FP32 (float)
5.046 TFLOPS
95.36 GFLOPS
FP64 (double)
1.682 TFLOPS
Board Design
225W
TDP
245W
550 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
-
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
GK180
-
GPU Variant
GK180-890-A1
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
7.08 billion
294 mm²
Die Size
561 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.5
5.1
Shader Model
5.1
