AMD Radeon Pro V620 vs ATI Radeon HD 2900 GT

VS

AMD Radeon Pro V620

ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 256MB VRAM Radeon HD 2900 GT 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 51.20GB/s)

4368 additional rendering cores

ATI Radeon HD 2900 GT 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro V620 +6941%

20.28 TFLOPS

Radeon HD 2900 GT

0.288 TFLOPS

Radeon Pro V620

VS

Radeon HD 2900 GT

Graphics Card

Nov 2021

Release Date

Nov 2007

Radeon Pro

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2200 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

32GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

51.20GB/s

Render Config

72

Compute Units

3

-

4608

Shading Units

240

288

TMUs

12

128

ROPs

12

-

72

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

128 KB

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

7.212 GPixel/s

633.6 GTexel/s

Texture Rate

7.212 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

288.5 GFLOPS

1267 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

No outputs

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 21

GPU Name

R600

Navi 21 XT (215-121000177)

GPU Variant

R600 GT (215RGFDKA13FG)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

80 nm

26.8 billion

Transistors

0.72 billion

520 mm²

Die Size

420 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

4.0

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