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 K20m
CORE STATE
GK110
VRAM
5 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
320 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 650
Tesla K20m
Core Specs
Shading Units
384
2,496
+550.0%
Shaders
384
2,496
+550.0%
TMUs
32
208
+550.0%
ROPs
16
40
+150.0%
Clocks
GPU Clock
1058 MHz
706 MHz
Memory Clock
1250 MHz
5 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
1024 MB
5 GB
VRAM (MB)
1,024
5,120
+400.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
320 bit
Bandwidth
80.00 GB/s
208.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
256 KB
1280 KB
Performance
Pixel Rate
8.464 GPixel/s
36.71 GPixel/s
Texture Rate
33.86 GTexel/s
146.8 GTexel/s
FP32 (TFLOPS)
812.5 GFLOPS
3.524 TFLOPS
FP64 (TFLOPS)
33.86 GFLOPS (1:24)
1,174.8 GFLOPS (1:3)
Power
TDP
65 W
225 W
TDP (W)
65
225
+246.2%
Suggested PSU
250 W
550 W
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
Kepler
Kepler
GPU Name
GK106
GK110
Generation
GeForce 600
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
2,540 million
7,080 million
Die Size
221 mm²
561 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
12.6M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.2.175
OpenCL
3.0
3.0
CUDA
3.0
3.5
Shader Model
6.5 (5.1)
6.5 (5.1)
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 2.0 x16
Other
Launch Price
—
3,199 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500
Tesla Fermi
Successor
GeForce 700
Tesla Maxwell