AMD Radeon R9 285X vs AMD Radeon RX 455 OEM

VS

AMD Radeon R9 285X AMD Radeon RX 455 OEM

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X and 2GB VRAM Radeon RX 455 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285X 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 104.0GB/s)

1280 additional rendering cores

AMD Radeon RX 455 OEM 's Advantages

Lower TDP (100W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 285X +154%

4.104 TFLOPS

Radeon RX 455 OEM

1.613 TFLOPS

Radeon R9 285X

VS

Radeon RX 455 OEM

Graphics Card

Unknown

Release Date

Jun 2016

Volcanic Islands

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

1625 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

104.0GB/s

Render Config

-

SM Count

-

32

Compute Units

12

2048

Shading Units

768

128

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

Theoretical Performance

32.06 GPixel/s

Pixel Rate

16.80 GPixel/s

128.3 GTexel/s

Texture Rate

50.40 GTexel/s

-

FP16 (half)

-

4.104 TFLOPS

FP32 (float)

1.613 TFLOPS

-

FP64 (double)

100.8 GFLOPS

Graphics Processor

Tonga

GPU Name

Tobago

Tonga XT (215-0851313)

GPU Variant

Tobago PRO (215-0875010)

GCN 3.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

2.08 billion

366 mm²

Die Size

160 mm²

Board Design

200W

TDP

100W

550 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.3

Related GPU Comparisons

1

NVIDIA NVS 1000 vs AMD Radeon R9 285X

2

NVIDIA GeForce RTX 4090 D vs AMD Radeon R9 285X

3

AMD Radeon RX 6500 XT vs AMD Radeon R9 285X

4

AMD Radeon RX 5700 XT vs AMD Radeon R9 285X

5

AMD Radeon R9 285X vs NVIDIA GeForce 210 Rev. 2

6

ATI Radeon HD 3610 vs AMD Radeon R9 285X

7

AMD Radeon R9 380 OEM vs AMD Radeon R9 285X

8

AMD Radeon R9 285X vs NVIDIA P106 100

9

AMD Radeon R9 285X vs AMD FirePro S9000

10

AMD Radeon R9 285X vs AMD Radeon RX 6750 GRE 10 GB

Related News

1

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

2

AMD's Latest Breakthrough Technology Could Change the Game in the Future

3

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

4

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

5

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time

6

AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied

7

Snapdragon 8 Gen 4 to Feature Frame Interpolation for GPU: A Game-Changing Experience

8

Intel Adds 5 New Device IDs to Latest Linux Xe Kernel in Preparation for Battlemage

9

Ryzen AI 9 365 Benchmark Results Leaked: Significant Improvements in Multi-Core and IPC Performance Over Previous Generation

10

Concerns Raised by Unstable 13th/14th Gen Core CPUs: Motherboard Manufacturers Worry About Impact on Arrow Lake Release and Sales