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 K40m
CORE STATE
GK110B
VRAM
12 GB
CLOCK SPEED
876 MHz
TDP
245 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
Tesla K10
Tesla K40m
Core Specs
Shading Units
1,536
2,880
+87.5%
Shaders
1,536
2,880
+87.5%
TMUs
128
240
+87.5%
ROPs
32
48
+50.0%
Clocks
Base Clock
—
745 MHz
Boost Clock
—
876 MHz
GPU Clock
745 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
4 GB
12 GB
VRAM (MB)
4,096
12,288
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
160.0 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Performance
Pixel Rate
23.84 GPixel/s
52.56 GPixel/s
Texture Rate
95.36 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
2.289 TFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
95.36 GFLOPS (1:24)
1.682 TFLOPS (1:3)
Power
TDP
225 W
245 W
TDP (W)
225
245
+8.9%
Suggested PSU
550 W
550 W
Power Connectors
1x 6-pin + 1x 8-pin
—
Architecture
Architecture
Kepler
Kepler
GPU Name
GK104
GK110B
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_1)
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 3.0 x16
Other
Launch Price
5,099 USD
7,699 USD
Production
End-of-life
End-of-life
Predecessor
Tesla Fermi
Tesla Fermi
Successor
Tesla Maxwell
Tesla Maxwell