NVIDIA GeForce RTX 4080 SUPER vs AMD Radeon HD 7870 XT

VS

NVIDIA GeForce RTX 4080 SUPER

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 SUPER and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 SUPER 's Advantages

Released 11 years and 2 months late

Boost Clock has increased by 162% (2550MHz vs 975MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (736.3GB/s vs 192.0GB/s)

8704 additional rendering cores

AMD Radeon HD 7870 XT 's Advantages

Lower TDP (185W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 SUPER +1643%

52.22 TFLOPS

Radeon HD 7870 XT

2.995 TFLOPS

GeForce RTX 4080 SUPER

VS

Radeon HD 7870 XT

Graphics Card

Jan 2024

Release Date

Nov 2012

GeForce 40

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2295 MHz

Base Clock

925 MHz

2550 MHz

Boost Clock

975 MHz

1438 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

736.3GB/s

Bandwidth

192.0GB/s

Render Config

-

Compute Units

24

80

SM Count

-

10240

Shading Units

1536

320

TMUs

96

112

ROPs

32

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

512 KB

-

Theoretical Performance

285.6 GPixel/s

Pixel Rate

31.20 GPixel/s

816.0 GTexel/s

Texture Rate

93.60 GTexel/s

52.22 TFLOPS

FP16 (half)

-

52.22 TFLOPS

FP32 (float)

2.995 TFLOPS

816.0 GFLOPS

FP64 (double)

748.8 GFLOPS

Board Design

320W

TDP

185W

700 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD103

GPU Name

Tahiti

AD103-400-A1

GPU Variant

Tahiti LE (215-0821122)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

45.9 billion

Transistors

4.313 billion

379 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

5.1

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