AMD Radeon HD 6450 OEM vs AMD Radeon Pro V620

VS

AMD Radeon HD 6450 OEM AMD Radeon Pro V620

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 32GB VRAM Radeon Pro V620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 300W)

AMD Radeon Pro V620 's Advantages

Released 10 years and 9 months late

Boost Clock2200MHz

Larger VRAM bandwidth (512.0GB/s vs 8.528GB/s)

4448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon Pro V620 +10040%

20.28 TFLOPS

Radeon HD 6450 OEM

VS

Radeon Pro V620

Graphics Card

Feb 2011

Release Date

Nov 2021

Northern Islands

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2200 MHz

533 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

32GB

GDDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

8.528GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

2

Compute Units

72

160

Shading Units

4608

8

TMUs

288

4

ROPs

128

-

Tensor Cores

-

RT Cores

72

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

4 MB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

281.6 GPixel/s

5.000 GTexel/s

Texture Rate

633.6 GTexel/s

-

FP16 (half)

40.55 TFLOPS

200.0 GFLOPS

FP32 (float)

20.28 TFLOPS

-

FP64 (double)

1267 GFLOPS

Graphics Processor

Caicos

GPU Name

Navi 21

Junbonator

GPU Variant

Navi 21 XT (215-121000177)

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.37 billion

Transistors

26.8 billion

67 mm²

Die Size

520 mm²

Board Design

18W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

No outputs

None

Power Connectors

2x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.5

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