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
T400
CORE STATE
TU117
VRAM
2 GB
CLOCK SPEED
1425 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 870M
T400
Core Specs
Shading Units
1,344
384
-71.4%
Shaders
1,344
384
-71.4%
TMUs
112
24
-78.6%
ROPs
24
16
-33.3%
SM Count
—
6
Clocks
Base Clock
941 MHz
420 MHz
Boost Clock
967 MHz
1425 MHz
Memory Clock
1250 MHz
5 Gbps effective
1250 MHz
10 Gbps effective
Memory
Memory Size
3 GB
2 GB
VRAM (MB)
3,072
2,048
-33.3%
Memory Type
GDDR5
GDDR6
Memory Bus
192 bit
64 bit
Bandwidth
120.0 GB/s
80.00 GB/s
Cache
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
384 KB
1024 KB
Performance
Pixel Rate
27.08 GPixel/s
22.80 GPixel/s
Texture Rate
108.3 GTexel/s
34.20 GTexel/s
FP32 (TFLOPS)
2.599 TFLOPS
1,094.4 GFLOPS
FP64 (TFLOPS)
108.3 GFLOPS (1:24)
34.20 GFLOPS (1:32)
FP16 (TFLOPS)
—
2.189 TFLOPS (2:1)
Power
TDP
100 W
30 W
TDP (W)
100
30
-70.0%
Suggested PSU
—
200 W
Power Connectors
None
None
Architecture
Architecture
Kepler
Turing
GPU Name
GK104
TU117
Generation
GeForce 800M
Quadro Turing
(Tx000)
Process Size
28 nm
12 nm
Transistors
3,540 million
4,700 million
Die Size
294 mm²
200 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
23.5M / 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
3.0
7.5
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Single-slot
Outputs
Portable Device Dependent
3x mini-DisplayPort 1.4a
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
Quadro Volta
Successor
GeForce 900M
Workstation Ampere