ATI Radeon HD 2900 XTX vs AMD Radeon Pro V420

VS

ATI Radeon HD 2900 XTX AMD Radeon Pro V420

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages

Lower TDP (240W vs 300W)

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

Larger VRAM bandwidth (819.2GB/s vs 106.0GB/s)

3776 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX

0.476 TFLOPS

AMD Radeon Pro V420 +2826%

13.93 TFLOPS

Radeon HD 2900 XTX

VS

AMD Radeon Pro V420

Graphics Card

Unknown

Release Date

Unknown

Radeon R600

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

800 MHz

-

Boost Clock

1700 MHz

828 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

32GB

GDDR3

Memory Type

HBM2

512bit

Memory Bus

4096bit

106.0GB/s

Bandwidth

819.2GB/s

Render Config

-

SM Count

-

4

Compute Units

64

320

Shading Units

4096

16

TMUs

256

16

ROPs

64

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

Theoretical Performance

11.89 GPixel/s

Pixel Rate

108.8 GPixel/s

11.89 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

475.5 GFLOPS

FP32 (float)

13.93 TFLOPS

-

FP64 (double)

6.963 TFLOPS

Graphics Processor

R600

GPU Name

Vega 20

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

Vega 20 GLXT WS (215-0914026)

TeraScale

Architecture

GCN 5.1

TSMC

Foundry

TSMC

80 nm

Process Size

7 nm

0.72 billion

Transistors

13.23 billion

420 mm²

Die Size

331 mm²

Board Design

240W

TDP

300W

550 W

Suggested PSU

700 W

2x DVI 1x S-Video

Outputs

6x mini-DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

10.0 (10_0)

DirectX

12 (12_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

4.0

Shader Model

6.7

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