AMD Radeon Pro V620 vs ATI Radeon X800 GT AGP

VS

AMD Radeon Pro V620

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 14 years late

Boost Clock2200MHz

More VRAM (32GB vs 256GB)

Larger VRAM bandwidth (512.0GB/s vs 31.55GB/s)

4608 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Lower TDP (40W vs 300W)

Score

Radeon Pro V620

VS

Radeon X800 GT AGP

Graphics Card

Nov 2021

Release Date

Nov 2007

Radeon Pro

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

1825 MHz

Base Clock

-

2200 MHz

Boost Clock

-

2000 MHz

Memory Clock

493 MHz

Memory

32GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

31.55GB/s

Render Config

72

Compute Units

-

4608

Shading Units

-

288

TMUs

8

128

ROPs

8

-

72

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

-

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

3.784 GPixel/s

633.6 GTexel/s

Texture Rate

3.784 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

-

1267 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

40W

700 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

1x Molex

Graphics Processor

Navi 21

GPU Name

R420

Navi 21 XT (215-121000177)

GPU Variant

R420 GT (215RAACGA12F)

RDNA 2.0

Architecture

R400

TSMC

Foundry

TSMC

7 nm

Process Size

130 nm

26.8 billion

Transistors

0.16 billion

520 mm²

Die Size

281 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

-

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