ATI Radeon HD 4650 vs AMD Radeon RX 6800

VS

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 4650 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 250W)

AMD Radeon RX 6800 's Advantages

Released 12 years and 1 months late

Boost Clock2105MHz

Larger VRAM bandwidth (512.0GB/s vs 22.40GB/s)

3520 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4650

0.384 TFLOPS

Radeon RX 6800 +4110%

16.17 TFLOPS

Radeon HD 4650

VS

Radeon RX 6800

Graphics Card

Sep 2008

Release Date

Oct 2020

Radeon R700

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1700 MHz

-

Boost Clock

2105 MHz

700 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

16GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

22.40GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

4

Compute Units

60

320

Shading Units

3840

32

TMUs

240

8

ROPs

96

-

Tensor Cores

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

4 MB

Theoretical Performance

4.800 GPixel/s

Pixel Rate

202.1 GPixel/s

19.20 GTexel/s

Texture Rate

505.2 GTexel/s

-

FP16 (half)

32.33 TFLOPS

384.0 GFLOPS

FP32 (float)

16.17 TFLOPS

-

FP64 (double)

1010 GFLOPS

Graphics Processor

RV730

GPU Name

Navi 21

RV730 PRO (215-0719056)

GPU Variant

Navi 21 XL (215-121000187)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.514 billion

Transistors

26.8 billion

146 mm²

Die Size

520 mm²

Board Design

48W

TDP

250W

200 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

-

Power Connectors

2x 8-pin

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

4.1

Shader Model

6.5

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