AMD Radeon HD 7870 GHz Edition
The AMD ATI Radeon HD 7870 measures 24cm long (9.4 in). The GPU core is clocked at 1000MHz and the GDDR5 memory operates at 1200MHz (4.8GHz DDR), The HD 7870 carries 1280 SPUs, 80 TAUs and 32 ROPs, it also adopts the 28nm design process and is PCI Express 3.0-compatible.
GCN 1.0 (Pitcairn XT)
Architecture
Midrange
Product Tier
1280
Shader Cores
32
ROPs
80
TMUs
No RT
Ray Tracing
2 GB
Memory
GDDR5
Memory Type
153.6 GB/s
Bandwidth
175 W
TDP
| GPU Snapshot | |||
| Release date: | Mar 5, 2012 | Price at Launch: | $349 |
| Type: | Desktop | Architecture: | GCN 1.0 (Pitcairn XT) |
| Generation: | Radeon HD 7000 series | Product Tier: | Midrange |
| VRAM Capacity: | 2 GB | Total Board Power: | 175 W |
| Core Configuration | |||
| Shader Cores: | 1280 | TMUs: | 80 |
| ROPs: | 32 | L2 Cache: | 512 KB |
| Memory | |||
| VRAM Capacity: | 2 GB | Memory Type: | GDDR5 |
| Memory Speed: | 4.8 Gbps | Memory Bus: | 256-bit |
| Bandwidth: | 153.6 GB/s | ||
| Graphics Processing | |||
| Base Clock: | 1 GHz | FP32 Throughput: | 2.56 TFLOPs |
| Ray Tracing: | No | Process Size: | 28nm |
| Process Name: | TSMC 28nm | Die Size: | 212 mm² |
| Power & Connectivity | |||
| Total Board Power: | 175 W | Power Connectors: | 2x 6-pin |
| Bus Interface: | PCIe 3.0 x16 | HDMI Support: | HDMI 1.4a |
| DisplayPort Support: | DP 1.2 | DSC: | No |
| Max Displays: | 4 | ||
| Media & Software Support | |||
| DirectX Support: | 12 | Shader Model: | 6.5 |
| Vulkan Version: | 1.2 | OpenGL Version: | 4.6 |
Let me start by providing you some hard facts on the performance we observed from the new Radeon HD 7800 GPUs. Gaming on the Radeon HD 7870 at 2560x1600, it was on average just 12% slower than the HD 7950 and 7% slower than the GeForce GTX 580....
By TechSpot on