NVIDIA RTX A4000H vs AMD Radeon HD 6450 OEM

VS

NVIDIA RTX A4000H AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 16GB VRAM RTX A4000H and 512MB VRAM Radeon HD 6450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000H 's Advantages

Released 10 years and 2 months late

Boost Clock1560MHz

Larger VRAM bandwidth (448.0GB/s vs 8.528GB/s)

5984 additional rendering cores

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000H +9485%

19.17 TFLOPS

Radeon HD 6450 OEM

0.2 TFLOPS

RTX A4000H

VS

Radeon HD 6450 OEM

Graphics Card

Apr 2021

Release Date

Feb 2011

Quadro Ampere

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

735 MHz

Base Clock

-

1560 MHz

Boost Clock

-

1750 MHz

Memory Clock

533 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

8.528GB/s

Render Config

48

SM Count

-

Compute Units

2

6144

Shading Units

160

192

TMUs

8

96

ROPs

4

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

128 KB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

2.500 GPixel/s

299.5 GTexel/s

Texture Rate

5.000 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

200.0 GFLOPS

299.5 GFLOPS

FP64 (double)

-

Graphics Processor

GA104

GPU Name

Caicos

GA104-???-A1

GPU Variant

Junbonator

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

0.37 billion

392 mm²

Die Size

67 mm²

Board Design

140W

TDP

18W

300 W

Suggested PSU

200 W

4x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.7

Shader Model

5.0

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