AMD Radeon Pro W6800X vs ATI Radeon HD 4850

VS

AMD Radeon Pro W6800X

ATI Radeon HD 4850

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X and 512MB VRAM Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X 's Advantages

Released 13 years and 2 months late

Boost Clock2087MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 63.55GB/s)

3040 additional rendering cores

ATI Radeon HD 4850 's Advantages

Lower TDP (110W vs 200W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800X +1503%

16.03 TFLOPS

Radeon HD 4850

1 TFLOPS

Radeon Pro W6800X

VS

Radeon HD 4850

Graphics Card

Aug 2021

Release Date

Jun 2008

Radeon Pro Mac

Generation

Radeon R700

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2087 MHz

Boost Clock

-

2000 MHz

Memory Clock

993 MHz

Memory

32GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

63.55GB/s

Render Config

60

Compute Units

10

-

3840

Shading Units

800

240

TMUs

40

96

ROPs

16

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

200.4 GPixel/s

Pixel Rate

10.00 GPixel/s

500.9 GTexel/s

Texture Rate

25.00 GTexel/s

32.06 TFLOPS

FP16 (half)

-

16.03 TFLOPS

FP32 (float)

1000 GFLOPS

1002 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

200W

TDP

110W

550 W

Suggested PSU

300 W

1x HDMI 2.1 4x Thunderbolt

Outputs

2x DVI 1x S-Video

Apple MPX

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

RV770

Navi 21 Pro-XLA

GPU Variant

RV770 PRO (215-0669065)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

26.8 billion

Transistors

0.956 billion

520 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.7

Shader Model

4.1

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