AMD Radeon R9 255 OEM vs AMD Radeon RX 8800 XT

VS

AMD Radeon R9 255 OEM

AMD Radeon RX 8800 XT

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 255 OEM and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 255 OEM 's Advantages

Lower TDP (65W vs 220W)

AMD Radeon RX 8800 XT 's Advantages

Boost Clock has increased by 161% (2430MHz vs 930MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (624.1GB/s vs 73.60GB/s)

3584 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 255 OEM

0.952 TFLOPS

Radeon RX 8800 XT +1991%

19.91 TFLOPS

Radeon R9 255 OEM

VS

Radeon RX 8800 XT

Graphics Card

Dec 2013

Release Date

Unknown

Volcanic Islands

Generation

Navi IV(RX 8000)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

1295 MHz

930 MHz

Boost Clock

2430 MHz

1150 MHz

Memory Clock

2438 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

73.60GB/s

Bandwidth

624.1GB/s

Render Config

8

Compute Units

64

-

512

Shading Units

4096

32

TMUs

256

16

ROPs

96

-

RT Cores

64

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

14.88 GPixel/s

Pixel Rate

233.3 GPixel/s

29.76 GTexel/s

Texture Rate

622.1 GTexel/s

-

FP16 (half)

39.81 TFLOPS

952.3 GFLOPS

FP32 (float)

19.91 TFLOPS

59.52 GFLOPS

FP64 (double)

622.1 GFLOPS

Board Design

65W

TDP

220W

250 W

Suggested PSU

550 W

No outputs

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Cape Verde

GPU Name

Navi 48

Cape Verde PRX

GPU Variant

Navi 48 XT

GCN 1.0

Architecture

RDNA 4.0

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

1.5 billion

Transistors

Unknown

123 mm²

Die Size

Unknown

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

5.1

Shader Model

6.8

Related GPU Comparisons

1

AMD Radeon R9 255 OEM vs NVIDIA GeForce GTX 960

2

AMD Radeon R9 255 OEM vs AMD Radeon HD 8870 OEM

3

AMD Radeon R9 255 OEM vs NVIDIA T1000 8 GB

4

AMD Radeon R9 255 OEM vs ATI Radeon HD 2900 PRO

5

AMD Radeon R9 255 OEM vs NVIDIA GeForce GTX 260 OEM

6

AMD Radeon R9 255 OEM vs AMD Radeon HD 6950

7

AMD Radeon R9 255 OEM vs NVIDIA GeForce GT 640 Rev. 2

8

AMD Radeon R9 255 OEM vs AMD Radeon 540

9

AMD Radeon R9 255 OEM vs ATI FirePro V4800

10

AMD Radeon R9 255 OEM vs AMD Radeon HD 7730

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

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

3

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

4

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

5

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

6

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

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

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

9

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

10

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