NVIDIA GeForce GT 640 OEM Rebrand vs AMD Radeon RX 7500 XT

VS

NVIDIA GeForce GT 640 OEM Rebrand

AMD Radeon RX 7500 XT

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand and 6GB VRAM Radeon RX 7500 XT 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 100W)

AMD Radeon RX 7500 XT 's Advantages

Boost Clock2300MHz

More VRAM (6GB vs 1536GB)

Larger VRAM bandwidth (216.0GB/s vs 38.40GB/s)

880 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

Radeon RX 7500 XT +2170%

9.421 TFLOPS

GeForce GT 640 OEM Rebrand

VS

Radeon RX 7500 XT

Graphics Card

Apr 2012

Release Date

Unknown

GeForce 600

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1452 MHz

-

Boost Clock

2300 MHz

800 MHz

Memory Clock

2250 MHz

Memory

1536MB

Memory Size

6GB

DDR3

Memory Type

GDDR6

192bit

Memory Bus

96bit

38.40GB/s

Bandwidth

216.0GB/s

Render Config

-

Compute Units

16

3

SM Count

-

144

Shading Units

1024

24

TMUs

64

24

ROPs

32

-

RT Cores

16

64 KB (per SM)

L1 Cache

128 KB per Array

384 KB

L2 Cache

2 MB

-

L3 Cache

64 MB

Theoretical Performance

4.320 GPixel/s

Pixel Rate

73.60 GPixel/s

17.28 GTexel/s

Texture Rate

147.2 GTexel/s

-

FP16 (half)

18.84 TFLOPS

414.7 GFLOPS

FP32 (float)

9.421 TFLOPS

34.56 GFLOPS

FP64 (double)

294.4 GFLOPS

Board Design

75W

TDP

100W

250 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

None

Power Connectors

1x 6-pin

Graphics Processor

GF116

GPU Name

Navi 33

GF116-150-A1

GPU Variant

Navi 33

Fermi 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

1.17 billion

Transistors

13.3 billion

238 mm²

Die Size

204 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

2.1

CUDA

-

5.1

Shader Model

6.7

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