Home GPU Comparison NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA GeForce GTX 1060 3 GB GP104

NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA GeForce GTX 1060 3 GB GP104

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand and 3GB VRAM GeForce GTX 1060 3 GB GP104 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages
Lower TDP (75W vs 120W)
NVIDIA GeForce GTX 1060 3 GB GP104 's Advantages
Released 4 years and 8 months late
Boost Clock1708MHz
More VRAM (3GB vs 1536GB)
Larger VRAM bandwidth (192.2GB/s vs 38.40GB/s)
1008 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 640 OEM Rebrand
0.415 TFLOPS
GeForce GTX 1060 3 GB GP104 +848%
3.935 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
Dec 2016
GeForce 600
Generation
GeForce 10
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
1506 MHz
-
Boost Clock
1708 MHz
800 MHz
Memory Clock
2002 MHz

Memory

1536MB
Memory Size
3GB
DDR3
Memory Type
GDDR5
192bit
Memory Bus
192bit
38.40GB/s
Bandwidth
192.2GB/s

Render Config

-
-
-
3
SM Count
9
144
Shading Units
1152
24
TMUs
72
24
ROPs
48
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
48 KB (per SM)
384 KB
L2 Cache
1536 KB
-
-
-

Theoretical Performance

4.320 GPixel/s
Pixel Rate
81.98 GPixel/s
17.28 GTexel/s
Texture Rate
123.0 GTexel/s
-
FP16 (half)
61.49 GFLOPS
414.7 GFLOPS
FP32 (float)
3.935 TFLOPS
34.56 GFLOPS
FP64 (double)
123.0 GFLOPS

Board Design

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

Graphics Processor

GF116
GPU Name
GP104
GF116-150-A1
GPU Variant
GP104-140-KA-A1
Fermi 2.0
Architecture
Pascal
TSMC
Foundry
TSMC
40 nm
Process Size
16 nm
1.17 billion
Transistors
7.2 billion
238 mm²
Die Size
314 mm²

Graphics Features

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

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