NVIDIA GeForce GT 640 vs AMD Radeon RX 580X

VS

NVIDIA GeForce GT 640

AMD Radeon RX 580X

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 8GB VRAM Radeon RX 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 185W)

AMD Radeon RX 580X 's Advantages

Released 5 years and 10 months late

Boost Clock1340MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 28.51GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

Radeon RX 580X +791%

6.175 TFLOPS

GeForce GT 640

VS

Radeon RX 580X

Graphics Card

Jun 2012

Release Date

Apr 2018

GeForce 600

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1257 MHz

-

Boost Clock

1340 MHz

891 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.51GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

36

-

384

Shading Units

2304

32

TMUs

144

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

42.88 GPixel/s

28.86 GTexel/s

Texture Rate

193.0 GTexel/s

-

FP16 (half)

6.175 TFLOPS

692.7 GFLOPS

FP32 (float)

6.175 TFLOPS

28.86 GFLOPS

FP64 (double)

385.9 GFLOPS

Board Design

65W

TDP

185W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

GK107

GPU Name

Polaris 20

GK107-300-A2

GPU Variant

Polaris 20 XTX (215-0910038)

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.27 billion

Transistors

5.7 billion

118 mm²

Die Size

232 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

Related GPU Comparisons

1

NVIDIA GeForce GT 640 vs NVIDIA TITAN RTX

2

NVIDIA GeForce GT 640 vs ATI Radeon HD 2600 PRO

3

NVIDIA GeForce GT 640 vs AMD Radeon HD 8990 OEM

4

NVIDIA GeForce GT 640 vs AMD Radeon Pro Vega II Duo

5

NVIDIA GeForce GT 640 vs NVIDIA GeForce GTX 745 OEM

6

NVIDIA GeForce GT 640 vs NVIDIA GeForce 9600 GSO 512

7

NVIDIA GeForce GT 640 vs AMD Radeon HD 7870 GHz Edition

8

NVIDIA GeForce GT 640 vs NVIDIA GeForce 9600 GT Mac Edition

9

NVIDIA GeForce GT 640 vs AMD Radeon PRO W7500

10

NVIDIA GeForce GT 640 vs AMD Radeon RX 560D

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

3

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

6

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

7

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

8

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

9

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

10

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage