GPU Comparison
GEFORCE
NVIDIA GeForce 945M
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1020 MHz
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
VS
GEFORCE
Tesla M40
CORE STATE
GM200
VRAM
12 GB
CLOCK SPEED
1112 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
945M
Tesla M40
Core Specs
Shading Units
640
3,072
+380.0%
Shaders
640
3,072
+380.0%
TMUs
40
192
+380.0%
ROPs
16
96
+500.0%
Clocks
Base Clock
928 MHz
948 MHz
Boost Clock
1020 MHz
1112 MHz
Memory Clock
900 MHz
1800 Mbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
12 GB
VRAM (MB)
2,048
12,288
+500.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
28.80 GB/s
288.4 GB/s
Cache
L1 Cache
64 KB (per SMM)
48 KB (per SMM)
L2 Cache
2 MB
3 MB
Performance
Pixel Rate
16.32 GPixel/s
106.8 GPixel/s
Texture Rate
40.80 GTexel/s
213.5 GTexel/s
FP32 (TFLOPS)
1,305.6 GFLOPS
6.832 TFLOPS
FP64 (TFLOPS)
40.80 GFLOPS (1:32)
213.5 GFLOPS (1:32)
Power
TDP
75 W
250 W
TDP (W)
75
250
+233.3%
Suggested PSU
—
600 W
Power Connectors
None
8-pin EPS
Architecture
Architecture
Maxwell
Maxwell 2.0
GPU Name
GM107
GM200
Generation
GeForce 900M
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
1,870 million
8,000 million
Die Size
148 mm²
601 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
13.3M / 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
5.2
Shader Model
6.7 (5.1)
6.8
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 800M
Tesla Kepler
Successor
GeForce 10 Mobile
Tesla Pascal