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 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_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 965M
Tesla K80
Core Specs
Shading Units
1,024
2,496
+143.8%
Shaders
1,024
2,496
+143.8%
TMUs
64
208
+225.0%
ROPs
32
48
+50.0%
Clocks
Base Clock
924 MHz
562 MHz
Boost Clock
950 MHz
824 MHz
Memory Clock
1253 MHz
5 Gbps effective
1253 MHz
5 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
240.6 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
42.85 GPixel/s
Texture Rate
60.80 GTexel/s
171.4 GTexel/s
FP32 (TFLOPS)
1.946 TFLOPS
4.113 TFLOPS
FP64 (TFLOPS)
60.80 GFLOPS (1:32)
1,371.1 GFLOPS (1:3)
Power
TDP
—
300 W
TDP (W)
—
300
Suggested PSU
—
700 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
Maxwell 2.0
Kepler 2.0
GPU Name
GM204
GK210
Generation
GeForce 900M
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
5,200 million
7,100 million
Die Size
398 mm²
561 mm²
Foundry
TSMC
TSMC
Density
13.1M / mm²
12.7M / 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
3.7
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
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
Tesla Fermi
Successor
GeForce 10 Mobile
Tesla Maxwell