GPU Comparison
GEFORCE
NVIDIA Tesla K10
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
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
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Tesla K10
Tesla K20m
Core Specs
Shading Units
1,536
2,496
+62.5%
Shaders
1,536
2,496
+62.5%
TMUs
128
208
+62.5%
ROPs
32
40
+25.0%
Clocks
GPU Clock
745 MHz
706 MHz
Memory Clock
1250 MHz
5 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
4 GB
5 GB
VRAM (MB)
4,096
5,120
+25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
320 bit
Bandwidth
160.0 GB/s
208.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
1280 KB
Performance
Pixel Rate
23.84 GPixel/s
36.71 GPixel/s
Texture Rate
95.36 GTexel/s
146.8 GTexel/s
FP32 (TFLOPS)
2.289 TFLOPS
3.524 TFLOPS
FP64 (TFLOPS)
95.36 GFLOPS (1:24)
1,174.8 GFLOPS (1:3)
Power
TDP
225 W
225 W
TDP (W)
225
225
0.0%
Suggested PSU
550 W
550 W
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
Kepler
Kepler
GPU Name
GK104
GK110
Generation
Tesla Kepler
(Kxx)
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
3,540 million
7,080 million
Die Size
294 mm²
561 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
12.6M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.2.175
OpenCL
3.0
3.0
CUDA
3.0
3.5
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
Dual-slot
Dual-slot
Length
272 mm
10.7 inches
267 mm
10.5 inches
Outputs
No outputs
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
5,099 USD
3,199 USD
Production
End-of-life
End-of-life
Predecessor
Tesla Fermi
Tesla Fermi
Successor
Tesla Maxwell
Tesla Maxwell