NVIDIA GeForce GTX 645 OEM vs AMD Radeon RX 5600 XT

VS

NVIDIA GeForce GTX 645 OEM

AMD Radeon RX 5600 XT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 6GB VRAM Radeon RX 5600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Lower TDP (65W vs 150W)

AMD Radeon RX 5600 XT 's Advantages

Released 6 years and 9 months late

Boost Clock1560MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 64.00GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM

0.949 TFLOPS

Radeon RX 5600 XT +657%

7.188 TFLOPS

GeForce GTX 645 OEM

VS

Radeon RX 5600 XT

Graphics Card

Apr 2013

Release Date

Jan 2020

GeForce 600

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1130 MHz

-

Boost Clock

1560 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

64.00GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

36

-

576

Shading Units

2304

48

TMUs

144

16

ROPs

64

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

3 MB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

99.84 GPixel/s

39.55 GTexel/s

Texture Rate

224.6 GTexel/s

-

FP16 (half)

14.38 TFLOPS

949.2 GFLOPS

FP32 (float)

7.188 TFLOPS

39.55 GFLOPS

FP64 (double)

449.3 GFLOPS

Board Design

65W

TDP

150W

250 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

GK106

GPU Name

Navi 10

GK106-200-A1

GPU Variant

Navi 10 XLE (215-0917338)

Kepler

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.54 billion

Transistors

10.3 billion

221 mm²

Die Size

251 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.5

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