GPU Comparison
GEFORCE
NVIDIA GeForce GTX 580M
CORE STATE
GF114
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
VS
GEFORCE
GeForce GTX 960M
CORE STATE
GM107
VRAM
4 GB
CLOCK SPEED
1176 MHz
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 580M
GTX 960M
Core Specs
Shading Units
384
640
+66.7%
Shaders
384
640
+66.7%
TMUs
64
40
-37.5%
ROPs
32
16
-50.0%
SM Count
8
—
Clocks
Base Clock
—
1097 MHz
Boost Clock
—
1176 MHz
GPU Clock
620 MHz
—
Shader Clock
1240 MHz
—
Memory Clock
750 MHz
3 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
128 bit
Bandwidth
96.00 GB/s
80.19 GB/s
Cache
L1 Cache
64 KB (per SM)
64 KB (per SMM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
9.920 GPixel/s
18.82 GPixel/s
Texture Rate
39.68 GTexel/s
47.04 GTexel/s
FP32 (TFLOPS)
952.3 GFLOPS
1.505 TFLOPS
FP64 (TFLOPS)
79.36 GFLOPS (1:12)
47.04 GFLOPS (1:32)
Power
TDP
100 W
75 W
TDP (W)
100
75
-25.0%
Power Connectors
None
None
Architecture
Architecture
Fermi 2.0
Maxwell
GPU Name
GF114
GM107
Generation
GeForce 500M
GeForce 900M
Process Size
40 nm
28 nm
Transistors
1,950 million
1,870 million
Die Size
332 mm²
148 mm²
Foundry
TSMC
TSMC
Density
5.9M / mm²
12.6M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
—
1.4
OpenCL
1.1
3.0
CUDA
2.1
5.0
Shader Model
5.1
6.7 (5.1)
Physical
Slot Width
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 400M
GeForce 800M
Successor
GeForce 600M
GeForce 10 Mobile