NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon HD 7850

VS

NVIDIA GeForce RTX 4080 12 GB AMD Radeon HD 7850

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock2610MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (504.2GB/s vs 153.6GB/s)

6656 additional rendering cores

AMD Radeon HD 7850 's Advantages

Lower TDP (130W vs 285W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +2176%

40.09 TFLOPS

Radeon HD 7850

1.761 TFLOPS

GeForce RTX 4080 12 GB

VS

Radeon HD 7850

Graphics Card

Unknown

Release Date

Mar 2012

GeForce 40

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2310 MHz

Base Clock

-

2610 MHz

Boost Clock

-

1313 MHz

Memory Clock

1200 MHz

Memory

12GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

256bit

504.2GB/s

Bandwidth

153.6GB/s

Render Config

60

SM Count

-

Compute Units

16

7680

Shading Units

1024

240

TMUs

64

80

ROPs

32

240

Tensor Cores

-

60

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

512 KB

Theoretical Performance

208.8 GPixel/s

Pixel Rate

27.52 GPixel/s

626.4 GTexel/s

Texture Rate

55.04 GTexel/s

40.09 TFLOPS

FP16 (half)

-

40.09 TFLOPS

FP32 (float)

1.761 TFLOPS

626.4 GFLOPS

FP64 (double)

110.1 GFLOPS

Graphics Processor

AD104

GPU Name

Pitcairn

AD104-400-A1

GPU Variant

Pitcairn PRO (215-0828062)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

35.8 billion

Transistors

2.8 billion

295 mm²

Die Size

212 mm²

Board Design

285W

TDP

130W

600 W

Suggested PSU

300 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

1x 6-pin

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

-

6.6

Shader Model

5.1

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