AMD Radeon Pro V420 vs ATI Radeon HD 3450

VS

AMD Radeon Pro V420

ATI Radeon HD 3450

We compared two Desktop platform GPUs: 32GB VRAM AMD Radeon Pro V420 and 256MB VRAM Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

More VRAM (32GB vs 256GB)

Larger VRAM bandwidth (819.2GB/s vs 8.000GB/s)

4056 additional rendering cores

ATI Radeon HD 3450 's Advantages

Lower TDP (25W vs 300W)

Score

Benchmark

FP32 (float)

AMD Radeon Pro V420 +28920%

13.93 TFLOPS

Radeon HD 3450

0.048 TFLOPS

AMD Radeon Pro V420

VS

Radeon HD 3450

Graphics Card

Unknown

Release Date

Dec 2007

Radeon Pro Vega

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

800 MHz

Base Clock

-

1700 MHz

Boost Clock

-

800 MHz

Memory Clock

500 MHz

Memory

32GB

Memory Size

256MB

HBM2

Memory Type

DDR2

4096bit

Memory Bus

64bit

819.2GB/s

Bandwidth

8.000GB/s

Render Config

64

Compute Units

2

-

4096

Shading Units

40

256

TMUs

4

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

64 KB

-

Theoretical Performance

108.8 GPixel/s

Pixel Rate

2.400 GPixel/s

435.2 GTexel/s

Texture Rate

2.400 GTexel/s

27.85 TFLOPS

FP16 (half)

-

13.93 TFLOPS

FP32 (float)

48.00 GFLOPS

6.963 TFLOPS

FP64 (double)

-

Board Design

300W

TDP

25W

700 W

Suggested PSU

200 W

6x mini-DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Vega 20

GPU Name

RV620

Vega 20 GLXT WS (215-0914026)

GPU Variant

RV620 LE

GCN 5.1

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

13.23 billion

Transistors

0.181 billion

331 mm²

Die Size

67 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.1

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