GPU Comparison
GEFORCE
NVIDIA GeForce GTX 850M
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
—
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
P102-100
CORE STATE
GP102
VRAM
5 GB
CLOCK SPEED
1683 MHz
TDP
250 W
BUS WIDTH
320 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 850M
P102-100
Core Specs
Shading Units
640
3,200
+400.0%
Shaders
640
3,200
+400.0%
TMUs
40
200
+400.0%
ROPs
16
80
+400.0%
SM Count
—
25
Clocks
Base Clock
—
1582 MHz
Boost Clock
—
1683 MHz
GPU Clock
902 MHz
—
Memory Clock
1001 MHz
2 Gbps effective
1376 MHz
11 Gbps effective
Memory
Memory Size
2 GB
5 GB
VRAM (MB)
2,048
5,120
+150.0%
Memory Type
DDR3
GDDR5X
Memory Bus
128 bit
320 bit
Bandwidth
32.03 GB/s
440.3 GB/s
Cache
L1 Cache
64 KB (per SMM)
48 KB (per SM)
L2 Cache
2 MB
2.5 MB
Performance
Pixel Rate
14.43 GPixel/s
134.6 GPixel/s
Texture Rate
36.08 GTexel/s
336.6 GTexel/s
FP32 (TFLOPS)
1,154.6 GFLOPS
10.77 TFLOPS
FP64 (TFLOPS)
36.08 GFLOPS (1:32)
336.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
168.3 GFLOPS (1:64)
Power
TDP
45 W
250 W
TDP (W)
45
250
+455.6%
Suggested PSU
—
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
Maxwell
Pascal
GPU Name
GM107
GP102
Generation
GeForce 800M
Mining GPUs
Process Size
28 nm
16 nm
Transistors
1,870 million
11,800 million
Die Size
148 mm²
471 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
25.1M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
5.0
6.1
Shader Model
6.7 (5.1)
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 1.0 x4
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
—
Successor
GeForce 900M
—