ATI Radeon HD 3850 X3 vs AMD Radeon RX 6500 XT

VS

ATI Radeon HD 3850 X3

AMD Radeon RX 6500 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 X3 and 4GB VRAM Radeon RX 6500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6500 XT 's Advantages

Boost Clock2815MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (143.9GB/s vs 54.40GB/s)

704 additional rendering cores

Lower TDP (107W vs 145W)

Score

Benchmark

FP32 (float)

Radeon HD 3850 X3

0.428 TFLOPS

Radeon RX 6500 XT +1246%

5.765 TFLOPS

Radeon HD 3850 X3

VS

Radeon RX 6500 XT

Graphics Card

Unknown

Release Date

Jan 2022

Radeon R600

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

2310 MHz

-

Boost Clock

2815 MHz

850 MHz

Memory Clock

2248 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

143.9GB/s

Render Config

4

Compute Units

16

-

320

Shading Units

1024

16

TMUs

64

16

ROPs

32

-

RT Cores

16

-

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

10.70 GPixel/s

Pixel Rate

90.08 GPixel/s

10.70 GTexel/s

Texture Rate

180.2 GTexel/s

-

FP16 (half)

11.53 TFLOPS

428.2 GFLOPS

FP32 (float)

5.765 TFLOPS

-

FP64 (double)

360.3 GFLOPS

Board Design

145W

TDP

107W

300 W

Suggested PSU

300 W

4x DVI

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

Navi 24

RV670 PRO (215-0708003)

GPU Variant

Navi 24 XT (215-135000006)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.666 billion

Transistors

5.4 billion

192 mm²

Die Size

107 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.2

N/A

Vulkan

1.3

-

4.1

Shader Model

6.6

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