Home GPU Comparison NVIDIA GeForce GTX 1060 6 GB Rev. 2 vs NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce GTX 1060 6 GB Rev. 2 vs NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1060 6 GB Rev. 2 and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1060 6 GB Rev. 2 's Advantages
Released 5 years and 9 months late
Boost Clock1709MHz
More VRAM (6GB vs 1536GB)
Larger VRAM bandwidth (192.2GB/s vs 38.40GB/s)
1136 additional rendering cores
NVIDIA GeForce GT 640 OEM Rebrand 's Advantages
Lower TDP (75W vs 120W)

Score

Benchmark

FP32 (float)
GeForce GTX 1060 6 GB Rev. 2 +954%
4.375 TFLOPS
GeForce GT 640 OEM Rebrand
0.415 TFLOPS
VS

Graphics Card

Jan 2018
Release Date
Apr 2012
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1506 MHz
Base Clock
-
1709 MHz
Boost Clock
-
2002 MHz
Memory Clock
800 MHz

Memory

6GB
Memory Size
1536MB
GDDR5
Memory Type
DDR3
192bit
Memory Bus
192bit
192.2GB/s
Bandwidth
38.40GB/s

Render Config

-
-
-
10
SM Count
3
1280
Shading Units
144
80
TMUs
24
48
ROPs
24
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
64 KB (per SM)
1536 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

82.03 GPixel/s
Pixel Rate
4.320 GPixel/s
136.7 GTexel/s
Texture Rate
17.28 GTexel/s
68.36 GFLOPS
FP16 (half)
-
4.375 TFLOPS
FP32 (float)
414.7 GFLOPS
136.7 GFLOPS
FP64 (double)
34.56 GFLOPS

Board Design

120W
TDP
75W
300 W
Suggested PSU
250 W
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
Outputs
2x DVI 1x mini-HDMI 1.3a
1x 6-pin
Power Connectors
None

Graphics Processor

GP106
GPU Name
GF116
GP106-400-A1
GPU Variant
GF116-150-A1
Pascal
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
16 nm
Process Size
40 nm
4.4 billion
Transistors
1.17 billion
200 mm²
Die Size
238 mm²

Graphics Features

12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
6.1
CUDA
2.1
6.4
Shader Model
5.1

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