Radeon HD 7870M — Full Specifications

amd GCN 1.0 · FP32: 1.02 TFLOPS · Memory: 2.0 GB GDDR5 · TDP: 45.0W

Last updated:

Calculated from published specifications — a Quanteta index, not measured FPS / benchmark results.

Quanteta Performance Indices

QOV ? Overall Performance Index 2.0 / 100 top 37%
QAI ? Compute (AI) Strength —
QGP ? Graphics Index 2.0 / 100 top 42%
QWP ? Power Efficiency Index 3.8 / 100 top 45%
QME ? Memory Bandwidth Density 0.3 / 100 top 56%

Methodology

Full Specifications

GPU ID
amd-radeon-hd-7870m
Vendor
amd
Manufacturer
AMD
GPU Chip
Heathrow
Architecture
GCN 1.0
Generation
London(HD 7800M)
Process
28.0nm
Transistors
1.5B
Die Size
123.0 mm²
Release
2012-04-24
Bus Interface
PCIe 3.0 x16
Base Clock
800.0 MHz
Boost Clock
800.0 MHz
Memory
2.0 GB GDDR5
Memory Bus
128.0-bit
Bandwidth
64.0 GB/s
Shaders
640.0
TMUs
40.0
ROPs
16.0
TDP
45.0W
FP32
1.02 TFLOPS
FP64
0.06 TFLOPS
Source
TechPowerUp
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GPUs with the closest value on each axis. A descriptive neighbourhood derived from the calculated indices — not a recommendation.

Closest Overall Performance Index

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Closest Graphics Index

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Closest Memory Bandwidth

Radeon HD 7850M 64 GB/s QME 0.3 / 100 Radeon HD 7770M 64 GB/s QME 0.5 / 100 Radeon HD 7750M 64 GB/s QME 0.5 / 100
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