Radeon HD 7870 GHz Edition Overview
Summary
Performance summary, based on benchmarks charts.
The Radeon HD 7870 GHz Edition is a graphics card released by AMD on 5 Mar 2012. The graphics card houses the Pitcairn die, based on the AMD_GCN_1_0 architecture which packs 2,800 million transistors on a 28 nm, 212 mm2 die.
Radeon HD 7870 GHz Edition pros and cons |
| Supports Direct3D 12 Async Compute |
| Supports ReLive (allows game streaming/recording with minimum performance penalty) |
| Supports Mantle |
| Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications |
Compared to similar performing cards
|  |  |  |  |  |
|---|
| Radeon HD 7870 GHz Edition | GeForce GTX 750 Ti | Radeon R7 265 | Radeon R9 270 | Radeon R9 270X |
|---|
| | compare | compare | compare | compare |
|---|
| Shader units | 1280 | 640 | 1024 | 1280 | 1280 |
| ROPs | 32 | 16 | 32 | 32 | 32 |
| Graphics processor | Pitcairn | GM107 | Pitcairn | Curacao | Curacao |
| Process size | 28 nm | 28 nm | 28 nm | 28 nm | 28 nm |
| Memory | 2048 Mb GDDR5 (1200 MHz
4800 MHz effective) | 2048 Mb GDDR5 (1350 MHz
5400 MHz effective) | 2048 Mb GDDR5 (1400 MHz
5600 MHz effective) | 2048 Mb GDDR5 (1400 MHz
5600 MHz effective) | 2048 Mb GDDR5 (1400 MHz
5600 MHz effective) |
| Memory bus width | 256 bit | 128 bit | 256 bit | 256 bit | 256 bit |
| Memory bandwidth | 154.00 Gb/s | 86.40 Gb/s | 179.20 Gb/s | 179.00 Gb/s | 179.00 Gb/s |
| Release date | 5 Mar 2012 | 18 Feb 2014 | 13 Feb 2014 | 13 Nov 2013 | 8 Oct 2013 |
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