AMD Radeon HD 7870M vs Intel Arc B770

Comparison AMD Radeon HD 7870M with 2 GB GDDR5 and 640 cores vs Intel Arc B770 with 16 GB GDDR6 and 4,096 cores.

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Performance Rating

Intel Arc B770 outperforms AMD Radeon HD 7870M by 1,026.47% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon HD 7870M

1.0

AMD Radeon HD 7870M

1.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Intel Arc B770

11.5

Intel Arc B770

11.5

Expert Comparison

AMD Radeon HD 7870M более энергоэффективен и дешевле, но значительно уступает по производительности Intel Arc B770. Intel Arc B770 имеет в четыре раза больше ядер, большую память и пропускную способность, что делает его предпочтительным для современных игр и приложений. Однако, он потребляет в три раза больше энергии.

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Additional

Memory

Memory Size

2 GB
🔥 +700% 16 ГБ

Memory Type

GDDR5 GDDR6

Memory Bandwidth

64.00 GB/s 512.0 GB/s

Memory Bus Width

128 бит 256 бит

ML Performance

FP16 (Half Precision)

No
🔥 39.32 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

1.024 TFLOPS
🔥 +1,820% 19.66 TFLOPS

FP64 (Double Precision)

0.064 TFLOPS
🔥 +3,741% 2.458 TFLOPS

CUDA Cores

640
🔥 +540% 4,096

RT Cores

No
🔥 32

Architecture & Compatibility

GPU Architecture

GCN 1.0 Xe2-HPG

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 3.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

CUDA Toolkit status

Supported Supported

Clocks & Performance

Base Clock

No
🔥 2,100

Boost Clock

No
🔥 2,400

Memory Clock

1,000
🔥 +100% 2,000

Power Consumption

Recommended PSU

No 550 W

Power Connector

No 1x 6-pin + 1x 8-pin

TDP/TGP

🔥 -80% 45 W
225 W

Rendering

Texture Units (TMU)

40
🔥 +540% 256

ROP

No
🔥 32

L2 Cache

256 KB
🔥 16 MB

Additional

Slots

No Dual-slot

Release Date

April 24, 2012 March 12, 2026

Display Outputs

Portable Device Dependent
1x HDMI 2.1a
3x DisplayPort 2.1

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