AMD Radeon HD 6850 vs AMD Radeon RX 6900 XTX

VS

AMD Radeon HD 6850

AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 16GB VRAM Radeon RX 6900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages

Lower TDP (127W vs 330W)

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock2435MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 128.0GB/s)

4160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850

1.488 TFLOPS

Radeon RX 6900 XTX +1575%

24.93 TFLOPS

Radeon HD 6850

VS

Radeon RX 6900 XTX

Graphics Card

Oct 2010

Release Date

Unknown

Northern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2075 MHz

-

Boost Clock

2435 MHz

1000 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

576.0GB/s

Render Config

12

Compute Units

80

-

960

Shading Units

5120

48

TMUs

320

32

ROPs

128

-

RT Cores

80

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

24.80 GPixel/s

Pixel Rate

311.7 GPixel/s

37.20 GTexel/s

Texture Rate

779.2 GTexel/s

-

FP16 (half)

49.87 TFLOPS

1488 GFLOPS

FP32 (float)

24.93 TFLOPS

-

FP64 (double)

1.558 TFLOPS

Board Design

127W

TDP

330W

300 W

Suggested PSU

700 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Barts

GPU Name

Navi 21

Barts PRO (215-0798006)

GPU Variant

Navi 21 XTXH (215-121000247)

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

26.8 billion

255 mm²

Die Size

520 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

Related GPU Comparisons

1

AMD Radeon HD 6850 vs AMD Radeon Pro W5500

2

AMD Radeon HD 6850 vs AMD Radeon HD 6510

3

AMD Radeon HD 6850 vs NVIDIA GeForce 510 OEM

4

AMD Radeon HD 6850 vs AMD Radeon HD 6970 X2

5

AMD Radeon HD 6850 vs ATI Radeon HD 2950 PRO

6

AMD Radeon HD 6850 vs AMD Radeon RX 580X

7

AMD Radeon HD 6850 vs NVIDIA GeForce 9600 GT

8

AMD Radeon HD 6850 vs AMD Radeon Pro W5700X

9

AMD Radeon HD 6850 vs NVIDIA GeForce RTX 5090

10

AMD Radeon HD 6850 vs NVIDIA GeForce RTX 3070 Ti 16 GB

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