AMD Radeon HD 7870 XT vs NVIDIA GeForce RTX 3070 Ti

VS

AMD Radeon HD 7870 XT NVIDIA GeForce RTX 3070 Ti

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 8GB VRAM GeForce RTX 3070 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Lower TDP (185W vs 290W)

NVIDIA GeForce RTX 3070 Ti 's Advantages

Released 8 years and 6 months late

Boost Clock has increased by 82% (1770MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (608.3GB/s vs 192.0GB/s)

4608 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT

2.995 TFLOPS

GeForce RTX 3070 Ti +626%

21.75 TFLOPS

Radeon HD 7870 XT

VS

GeForce RTX 3070 Ti

Graphics Card

Nov 2012

Release Date

May 2021

Southern Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

925 MHz

Base Clock

1575 MHz

975 MHz

Boost Clock

1770 MHz

1500 MHz

Memory Clock

1188 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

608.3GB/s

Render Config

-

SM Count

48

24

Compute Units

-

1536

Shading Units

6144

96

TMUs

192

32

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

Theoretical Performance

31.20 GPixel/s

Pixel Rate

169.9 GPixel/s

93.60 GTexel/s

Texture Rate

339.8 GTexel/s

-

FP16 (half)

21.75 TFLOPS

2.995 TFLOPS

FP32 (float)

21.75 TFLOPS

748.8 GFLOPS

FP64 (double)

339.8 GFLOPS

Graphics Processor

Tahiti

GPU Name

GA104

Tahiti LE (215-0821122)

GPU Variant

GA104-400-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

4.313 billion

Transistors

17.4 billion

352 mm²

Die Size

392 mm²

Board Design

185W

TDP

290W

450 W

Suggested PSU

600 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 12-pin

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

8.6

5.1

Shader Model

6.6

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