ATI Radeon HD 3850 X3 vs AMD Radeon HD 6850 X2

VS

ATI Radeon HD 3850 X3

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 X3 and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3850 X3 's Advantages

Lower TDP (145W vs 254W)

AMD Radeon HD 6850 X2 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 54.40GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3850 X3

0.428 TFLOPS

Radeon HD 6850 X2 +258%

1.536 TFLOPS

Radeon HD 3850 X3

VS

Radeon HD 6850 X2

Graphics Card

Unknown

Release Date

Sep 2011

Radeon R600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

1050 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

54.40GB/s

Bandwidth

134.4GB/s

Render Config

4

Compute Units

12

-

320

Shading Units

960

16

TMUs

48

16

ROPs

32

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

10.70 GPixel/s

Pixel Rate

25.60 GPixel/s

10.70 GTexel/s

Texture Rate

38.40 GTexel/s

-

428.2 GFLOPS

FP32 (float)

1.536 TFLOPS

-

Board Design

145W

TDP

254W

300 W

Suggested PSU

600 W

4x DVI

Outputs

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

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

RV670

GPU Name

Barts

RV670 PRO (215-0708003)

GPU Variant

Barts PRO (215-0798006)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

1.7 billion

192 mm²

Die Size

255 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

Related GPU Comparisons

1

ATI Radeon HD 3850 X3 vs ATI FireMV 2260 PCIe x1

2

ATI Radeon HD 3850 X3 vs ATI Radeon HD 4350 AGP

3

ATI Radeon HD 3850 X3 vs ATI Radeon HD 4700

4

ATI Radeon HD 3850 X3 vs AMD Radeon HD 7950 Monica BIOS 2

5

ATI Radeon HD 3850 X3 vs ATI Radeon HD 3690

6

ATI Radeon HD 3850 X3 vs AMD Radeon RX Vega Nano

7

ATI Radeon HD 3850 X3 vs NVIDIA GeForce GT 420 OEM

8

ATI Radeon HD 3850 X3 vs Intel Xe DG1

9

ATI Radeon HD 3850 X3 vs NVIDIA GeForce GTX 570

10

ATI Radeon HD 3850 X3 vs NVIDIA GeForce 8800 GS

Related News

1

AMD's Thunderous Strike: Ryzen 9 9950X3D Performance Scores Revealed for the First Time!

2

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

3

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

4

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

5

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

6

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

7

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

8

CXMT Reportedly Achieves 80% Yield in DDR5 Production

9

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

10

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