GPU Comparison
GEFORCE
NVIDIA GeForce GTX 650
CORE STATE
GK106
VRAM
1024 MB
CLOCK SPEED
—
TDP
65 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
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_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 650
Tesla M40
Core Specs
Shading Units
384
3,072
+700.0%
Shaders
384
3,072
+700.0%
TMUs
32
192
+500.0%
ROPs
16
96
+500.0%
Clocks
Base Clock
—
948 MHz
Boost Clock
—
1112 MHz
GPU Clock
1058 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
1024 MB
12 GB
VRAM (MB)
1,024
12,288
+1100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
80.00 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
256 KB
3 MB
Performance
Pixel Rate
8.464 GPixel/s
106.8 GPixel/s
Texture Rate
33.86 GTexel/s
213.5 GTexel/s
FP32 (TFLOPS)
812.5 GFLOPS
6.832 TFLOPS
FP64 (TFLOPS)
33.86 GFLOPS (1:24)
213.5 GFLOPS (1:32)
Power
TDP
65 W
250 W
TDP (W)
65
250
+284.6%
Suggested PSU
250 W
600 W
Power Connectors
1x 6-pin
8-pin EPS
Architecture
Architecture
Kepler
Maxwell 2.0
GPU Name
GK106
GM200
Generation
GeForce 600
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
2,540 million
8,000 million
Die Size
221 mm²
601 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
13.3M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.0
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Single-slot
Dual-slot
Length
147 mm
5.8 inches
267 mm
10.5 inches
Outputs
1x DVI2x DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 500
Tesla Kepler
Successor
GeForce 700
Tesla Pascal