AMD Radeon HD 7870M vs NVIDIA GeForce RTX 3070 Ti Max Q

VS

AMD Radeon HD 7870M NVIDIA GeForce RTX 3070 Ti Max Q

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

Main Differences

AMD Radeon HD 7870M 's Advantages

Lower TDP (45W vs 80W)

NVIDIA GeForce RTX 3070 Ti Max Q 's Advantages

Released 9 years and 9 months late

Boost Clock1035MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 64.00GB/s)

5248 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870M

1.024 TFLOPS

GeForce RTX 3070 Ti Max Q +1090%

12.19 TFLOPS

Radeon HD 7870M

VS

GeForce RTX 3070 Ti Max Q

Graphics Card

Apr 2012

Release Date

Jan 2022

London

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

510 MHz

-

Boost Clock

1035 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

46

10

Compute Units

-

640

Shading Units

5888

40

TMUs

184

16

ROPs

96

-

Tensor Cores

184

-

RT Cores

46

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

Theoretical Performance

12.80 GPixel/s

Pixel Rate

99.36 GPixel/s

32.00 GTexel/s

Texture Rate

190.4 GTexel/s

-

FP16 (half)

12.19 TFLOPS

1024 GFLOPS

FP32 (float)

12.19 TFLOPS

64.00 GFLOPS

FP64 (double)

190.4 GFLOPS

Graphics Processor

Heathrow

GPU Name

GA104

Heathrow XT (216-0835033)

GPU Variant

-

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.5 billion

Transistors

17.4 billion

123 mm²

Die Size

392 mm²

Board Design

45W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

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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