GPU Comparison
GEFORCE
NVIDIA GeForce GTX 965M
CORE STATE
GM204
VRAM
2 GB
CLOCK SPEED
950 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
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
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 965M
Tesla K40m
Core Specs
Shading Units
1,024
2,880
+181.3%
Shaders
1,024
2,880
+181.3%
TMUs
64
240
+275.0%
ROPs
32
48
+50.0%
Clocks
Base Clock
924 MHz
745 MHz
Boost Clock
950 MHz
876 MHz
Memory Clock
1253 MHz
5 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
12 GB
VRAM (MB)
2,048
12,288
+500.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
80.19 GB/s
288.4 GB/s
Cache
L1 Cache
48 KB (per SMM)
16 KB (per SMX)
L2 Cache
1024 KB
1536 KB
Performance
Pixel Rate
30.40 GPixel/s
52.56 GPixel/s
Texture Rate
60.80 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
1.946 TFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
60.80 GFLOPS (1:32)
1.682 TFLOPS (1:3)
Power
TDP
—
245 W
TDP (W)
—
245
Suggested PSU
—
550 W
Power Connectors
None
—
Architecture
Architecture
Maxwell 2.0
Kepler
GPU Name
GM204
GK110B
Generation
GeForce 900M
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
5,200 million
7,080 million
Die Size
398 mm²
561 mm²
Foundry
TSMC
TSMC
Density
13.1M / mm²
12.6M / mm²
API Support
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
5.2
3.5
Shader Model
6.8
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
Launch Price
—
7,699 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
Tesla Fermi
Successor
GeForce 10 Mobile
Tesla Maxwell