NVIDIA GeForce GT 645 OEM vs AMD Radeon Pro 5700 XT

VS

NVIDIA GeForce GT 645 OEM

AMD Radeon Pro 5700 XT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 16GB VRAM Radeon Pro 5700 XT 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 130W)

AMD Radeon Pro 5700 XT 's Advantages

Released 8 years and 4 months late

Boost Clock1499MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 91.87GB/s)

2272 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

Radeon Pro 5700 XT +758%

7.675 TFLOPS

GeForce GT 645 OEM

VS

Radeon Pro 5700 XT

Graphics Card

Apr 2012

Release Date

Aug 2020

GeForce 600

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1243 MHz

-

Boost Clock

1499 MHz

957 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

384.0GB/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

95.94 GPixel/s

37.25 GTexel/s

Texture Rate

239.8 GTexel/s

-

FP16 (half)

15.35 TFLOPS

894.0 GFLOPS

FP32 (float)

7.675 TFLOPS

74.50 GFLOPS

FP64 (double)

479.7 GFLOPS

Board Design

102W

TDP

130W

300 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF114

GPU Name

Navi 10

-

GPU Variant

Navi 10 XTA

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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