GPU Comparison
GEFORCE
NVIDIA GeForce GTX 870M
CORE STATE
GK104
VRAM
3 GB
CLOCK SPEED
967 MHz
TDP
100 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
Tesla K80
CORE STATE
GK210
VRAM
12 GB
CLOCK SPEED
824 MHz
TDP
300 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 870M
Tesla K80
Core Specs
Shading Units
1,344
2,496
+85.7%
Shaders
1,344
2,496
+85.7%
TMUs
112
208
+85.7%
ROPs
24
48
+100.0%
Clocks
Base Clock
941 MHz
562 MHz
Boost Clock
967 MHz
824 MHz
Memory Clock
1250 MHz
5 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
3 GB
12 GB
VRAM (MB)
3,072
12,288
+300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
192 bit
384 bit
Bandwidth
120.0 GB/s
240.6 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
384 KB
1536 KB
Performance
Pixel Rate
27.08 GPixel/s
42.85 GPixel/s
Texture Rate
108.3 GTexel/s
171.4 GTexel/s
FP32 (TFLOPS)
2.599 TFLOPS
4.113 TFLOPS
FP64 (TFLOPS)
108.3 GFLOPS (1:24)
1,371.1 GFLOPS (1:3)
Power
TDP
100 W
300 W
TDP (W)
100
300
+200.0%
Suggested PSU
—
700 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
Kepler
Kepler 2.0
GPU Name
GK104
GK210
Generation
GeForce 800M
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
3,540 million
7,100 million
Die Size
294 mm²
561 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
12.7M / 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
3.7
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
Tesla Fermi
Successor
GeForce 900M
Tesla Maxwell