AMD Radeon HD 8870 OEM vs NVIDIA GeForce RTX 4080 SUPER

VS

AMD Radeon HD 8870 OEM

NVIDIA GeForce RTX 4080 SUPER

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 16GB VRAM GeForce RTX 4080 SUPER to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

Lower TDP (175W vs 320W)

NVIDIA GeForce RTX 4080 SUPER 's Advantages

Released 11 years late

Boost Clock2550MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (736.3GB/s vs 153.6GB/s)

8960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM

2.56 TFLOPS

GeForce RTX 4080 SUPER +1939%

52.22 TFLOPS

Radeon HD 8870 OEM

VS

GeForce RTX 4080 SUPER

Graphics Card

Jan 2013

Release Date

Jan 2024

Sea Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2295 MHz

-

Boost Clock

2550 MHz

1200 MHz

Memory Clock

1438 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

736.3GB/s

Render Config

20

Compute Units

-

SM Count

80

1280

Shading Units

10240

80

TMUs

320

32

ROPs

112

-

Tensor Cores

320

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

64 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

285.6 GPixel/s

80.00 GTexel/s

Texture Rate

816.0 GTexel/s

-

FP16 (half)

52.22 TFLOPS

2.560 TFLOPS

FP32 (float)

52.22 TFLOPS

160.0 GFLOPS

FP64 (double)

816.0 GFLOPS

Board Design

175W

TDP

320W

450 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 16-pin

Graphics Processor

Pitcairn

GPU Name

AD103

Pitcairn XT (215-0828047)

GPU Variant

AD103-400-A1

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.8 billion

Transistors

45.9 billion

212 mm²

Die Size

379 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

5.1

Shader Model

6.7

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