Home GPU Comparison NVIDIA GeForce GT 640 Rev. 2 vs AMD Radeon RX 560X

NVIDIA GeForce GT 640 Rev. 2 vs AMD Radeon RX 560X

NVIDIA GeForce GT 640 Rev. 2
VS
AMD Radeon RX 560X
NVIDIA GeForce GT 640 Rev. 2 AMD Radeon RX 560X
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 4GB VRAM Radeon RX 560X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 Rev. 2 's Advantages
Lower TDP (49W vs 75W)
AMD Radeon RX 560X 's Advantages
Released 4 years and 11 months late
Boost Clock1275MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (112.0GB/s vs 40.06GB/s)
640 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 640 Rev. 2
0.803 TFLOPS
Radeon RX 560X +225%
2.611 TFLOPS
GeForce GT 640 Rev. 2
VS
Radeon RX 560X

Graphics Card

May 2013
Release Date
Apr 2018
GeForce 600
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1175 MHz
-
Boost Clock
1275 MHz
1252 MHz
Memory Clock
1750 MHz

Memory

1024MB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
128bit
40.06GB/s
Bandwidth
112.0GB/s

Render Config

-
SM Count
-
-
Compute Units
16
384
Shading Units
1024
32
TMUs
64
8
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB

Theoretical Performance

8.368 GPixel/s
Pixel Rate
20.40 GPixel/s
33.47 GTexel/s
Texture Rate
81.60 GTexel/s
-
FP16 (half)
2.611 TFLOPS
803.3 GFLOPS
FP32 (float)
2.611 TFLOPS
33.47 GFLOPS
FP64 (double)
163.2 GFLOPS

Graphics Processor

GK208
GPU Name
Polaris 21
GK208-400-A1
GPU Variant
Polaris 21 XT (215-0908004)
Kepler 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
1.02 billion
Transistors
3 billion
87 mm²
Die Size
123 mm²

Board Design

49W
TDP
75W
200 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
None
Power Connectors
None

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2
3.5
CUDA
-
5.1
Shader Model
6.4

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