AMD Radeon RX 6900 XT vs ATI Radeon X1550 AGP

VS

AMD Radeon RX 6900 XT ATI Radeon X1550 AGP

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 256MB VRAM Radeon X1550 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XT 's Advantages

Released 13 years and 9 months late

Boost Clock2250MHz

Larger VRAM bandwidth (512.0GB/s vs 5.280GB/s)

5120 additional rendering cores

ATI Radeon X1550 AGP 's Advantages

Lower TDP (27W vs 300W)

Score

Radeon RX 6900 XT

VS

Radeon X1550 AGP

Graphics Card

Oct 2020

Release Date

Jan 2007

Navi II

Generation

Radeon R500 AGP

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

330 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

5.280GB/s

Render Config

-

SM Count

-

80

Compute Units

-

5120

Shading Units

-

320

TMUs

4

128

ROPs

4

-

Tensor Cores

-

80

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

2.400 GPixel/s

720.0 GTexel/s

Texture Rate

2.400 GTexel/s

46.08 TFLOPS

FP16 (half)

-

23.04 TFLOPS

FP32 (float)

-

1440 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 21

GPU Name

RV505

Navi 21 XTX (215-121000167)

GPU Variant

-

RDNA 2.0

Architecture

R500

TSMC

Foundry

TSMC

7 nm

Process Size

90 nm

26.8 billion

Transistors

0.107 billion

520 mm²

Die Size

100 mm²

Board Design

300W

TDP

27W

700 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

3.0

Related GPU Comparisons

1

AMD Radeon RX 7800 XT vs AMD Radeon RX 6900 XT

2

AMD Radeon RX 7900 GRE vs AMD Radeon RX 6900 XT

3

NVIDIA GeForce RTX 4070 vs AMD Radeon RX 6900 XT

4

NVIDIA GeForce RTX 3080 vs AMD Radeon RX 6900 XT

5

AMD Radeon RX 7600 XT vs AMD Radeon RX 6900 XT

6

AMD Radeon RX 6900 XT vs NVIDIA GeForce RTX 3080 Ti

7

AMD Radeon RX 6800 XT vs AMD Radeon RX 6900 XT

8

AMD Radeon RX 6900 XT vs AMD Radeon Pro W6900X

9

AMD Radeon RX 6900 XT vs NVIDIA P106 100

10

AMD Radeon RX 6900 XT vs NVIDIA GeForce 8600 GT Mac Edition