AMD Radeon RX 6800 XT vs AMD FireStream 9250

VS

AMD Radeon RX 6800 XT

AMD FireStream 9250

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 1024MB VRAM FireStream 9250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Released 12 years and 4 months late

Boost Clock2250MHz

More VRAM (16GB vs 1024GB)

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

3808 additional rendering cores

AMD FireStream 9250 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +1974%

20.74 TFLOPS

FireStream 9250

1 TFLOPS

Radeon RX 6800 XT

VS

FireStream 9250

Graphics Card

Oct 2020

Release Date

Jun 2008

Navi II

Generation

FireStream

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

993 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

63.55GB/s

Render Config

72

Compute Units

10

-

4608

Shading Units

800

288

TMUs

40

128

ROPs

16

-

72

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

10.00 GPixel/s

648.0 GTexel/s

Texture Rate

25.00 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

1000 GFLOPS

1296 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

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

Outputs

1x DVI

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

RV770

Navi 21 XT (215-121000177)

GPU Variant

RV770 PRO

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

-

6.5

Shader Model

4.1

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