NVIDIA GeForce GT 645 OEM vs AMD Radeon RX 5700 XT 50th Anniversary

VS

NVIDIA GeForce GT 645 OEM

AMD Radeon RX 5700 XT 50th Anniversary

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 8GB VRAM Radeon RX 5700 XT 50th Anniversary to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 225W)

AMD Radeon RX 5700 XT 50th Anniversary 's Advantages

Released 7 years and 3 months late

Boost Clock1980MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 91.87GB/s)

2272 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

Radeon RX 5700 XT 50th Anniversary +1034%

10.14 TFLOPS

GeForce GT 645 OEM

VS

Radeon RX 5700 XT 50th Anniversary

Graphics Card

Apr 2012

Release Date

Jul 2019

GeForce 600

Generation

Navi

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1680 MHz

-

Boost Clock

1980 MHz

957 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

448.0GB/s

Render Config

-

Compute Units

40

6

SM Count

-

288

Shading Units

2560

48

TMUs

160

24

ROPs

64

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

4 MB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

126.7 GPixel/s

37.25 GTexel/s

Texture Rate

316.8 GTexel/s

-

FP16 (half)

20.28 TFLOPS

894.0 GFLOPS

FP32 (float)

10.14 TFLOPS

74.50 GFLOPS

FP64 (double)

633.6 GFLOPS

Board Design

102W

TDP

225W

300 W

Suggested PSU

550 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF114

GPU Name

Navi 10

-

GPU Variant

Navi 10 XTX

Fermi 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.95 billion

Transistors

10.3 billion

332 mm²

Die Size

251 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

2.1

CUDA

-

5.1

Shader Model

6.5

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