GPU Comparison
GEFORCE
NVIDIA Tesla K20m
CORE STATE
GK110
VRAM
5 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
320 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
Tesla M60
CORE STATE
GM204
VRAM
8 GB
CLOCK SPEED
1178 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Tesla K20m
Tesla M60
Core Specs
Shading Units
2,496
2,048
-17.9%
Shaders
2,496
2,048
-17.9%
TMUs
208
128
-38.5%
ROPs
40
64
+60.0%
Clocks
Base Clock
—
557 MHz
Boost Clock
—
1178 MHz
GPU Clock
706 MHz
—
Memory Clock
1300 MHz
5.2 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
5 GB
8 GB
VRAM (MB)
5,120
8,192
+60.0%
Memory Type
GDDR5
GDDR5
Memory Bus
320 bit
256 bit
Bandwidth
208.0 GB/s
160.4 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
1280 KB
2 MB
Performance
Pixel Rate
36.71 GPixel/s
75.39 GPixel/s
Texture Rate
146.8 GTexel/s
150.8 GTexel/s
FP32 (TFLOPS)
3.524 TFLOPS
4.825 TFLOPS
FP64 (TFLOPS)
1,174.8 GFLOPS (1:3)
150.8 GFLOPS (1:32)
Power
TDP
225 W
300 W
TDP (W)
225
300
+33.3%
Suggested PSU
550 W
700 W
Power Connectors
1x 6-pin + 1x 8-pin
1x 8-pin
Architecture
Architecture
Kepler
Maxwell 2.0
GPU Name
GK110
GM204
Generation
Tesla Kepler
(Kxx)
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
7,080 million
5,200 million
Die Size
561 mm²
398 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
13.1M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.5
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
267 mm
10.5 inches
267 mm
10.5 inches
Outputs
No outputs
No outputs
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
3,199 USD
—
Production
End-of-life
End-of-life
Predecessor
Tesla Fermi
Tesla Kepler
Successor
Tesla Maxwell
Tesla Pascal