AMD Radeon Pro W6900X vs AMD Radeon HD 6850

VS

AMD Radeon Pro W6900X

AMD Radeon HD 6850

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6900X 's Advantages

Released 10 years and 10 months late

Boost Clock2150MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 128.0GB/s)

4160 additional rendering cores

AMD Radeon HD 6850 's Advantages

Lower TDP (127W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X +1379%

22.02 TFLOPS

Radeon HD 6850

1.488 TFLOPS

Radeon Pro W6900X

VS

Radeon HD 6850

Graphics Card

Aug 2021

Release Date

Oct 2010

Radeon Pro Mac

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2150 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

32GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

128.0GB/s

Render Config

80

Compute Units

12

-

5120

Shading Units

960

320

TMUs

48

128

ROPs

32

-

80

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

128 MB

L3 Cache

-

Theoretical Performance

275.2 GPixel/s

Pixel Rate

24.80 GPixel/s

688.0 GTexel/s

Texture Rate

37.20 GTexel/s

44.03 TFLOPS

FP16 (half)

-

22.02 TFLOPS

FP32 (float)

1488 GFLOPS

1376 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

127W

700 W

Suggested PSU

300 W

1x HDMI 2.1 4x Thunderbolt

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

None

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

Barts

Navi 21 Pro-XTA

GPU Variant

Barts PRO (215-0798006)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

1.7 billion

520 mm²

Die Size

255 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon Pro W6900X vs NVIDIA GeForce 405 OEM

2

AMD Radeon Pro W6900X vs NVIDIA RTX 6000 Ada

3

AMD Radeon Pro W6900X vs AMD Radeon R7 435 OEM

4

AMD Radeon Pro W6900X vs NVIDIA GeForce RTX 4080 12 GB

5

AMD Radeon Pro W6900X vs AMD Radeon RX 590 GME

6

AMD Radeon Pro W6900X vs NVIDIA GeForce GTX 1070 Ti

7

AMD Radeon Pro W6900X vs NVIDIA GeForce GT 130 OEM

8

AMD Radeon Pro W6900X vs ATI Radeon HD 3650 AGP

9

AMD Radeon Pro W6900X vs ATI Radeon HD 4855

10

AMD Radeon Pro W6900X vs AMD Radeon RX 7900 XT

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU