AMD Radeon R7 M340 vs ATI FireGL V7700
Graphics Processor
| GPU model | Meso | RV670 |
|---|---|---|
| GPU variant | Meso PRO (216-0864032) | RV670 GL |
| Architecture | GCN 3.0 | TeraScale |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 55 nm |
| Number of transistors | 1,550 million | 666 million |
| Die size | 125 mm² | 192 mm² |
Mobile graphics
| Release date | May 5th, 2015 | — |
|---|---|---|
| Generation | Crystal System (R7 M300) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x8 | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
Clocks
| Base clock | 943 MHz | — |
|---|---|---|
| Boost clock | 1021 MHz | — |
| Memory clock | 1000 MHz 2 Gbps effective | 1126 MHz 2.3 Gbps effective |
| GPU clock | — | 777 MHz |
Memory Configuration
| Memory size | 2 GB | 512 MB |
|---|---|---|
| Memory type | DDR3 | GDDR4 |
| Memory bus width | 64 bit | 256 bit |
| Bandwidth | 16.00 GB/s | 72.06 GB/s |
Render Configuration
| Shading units | 320 | 320 |
|---|---|---|
| TMUs | 20 | 16 |
| ROPs | 8 | 16 |
| Compute units | 5 | 4 |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 128 KB | 256 KB |
Performance
| Pixel rate | 8.168 GPixel/s | 12.43 GPixel/s |
|---|---|---|
| Texture rate | 20.42 GTexel/s | 12.43 GTexel/s |
| FP16 (half) performance | 653.4 GFLOPS (1:1) | — |
| FP32 (float) performance | 653.4 GFLOPS | 497.3 GFLOPS |
| FP64 (double) performance | 40.84 GFLOPS (1:16) | 99.46 GFLOPS (1:5) |
Dimensions & Outputs
| TDP | unknown | unknown |
|---|---|---|
| Outputs | No outputs | 1x DVI1x DisplayPort1x S-Video |
| Slot width | — | Dual-slot |
| Length | — | 254 mm 10 inches |
| Width | — | 111 mm 4.4 inches |
| Suggested PSU | — | 200 W |
| Power connectors | — | 1x 6-pin |
| Board number | — | B439 |
API Support & Features
| DirectX | 12 (12_0) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 4.6 | 3.3 (full) 4.0 (partial) |
| OpenCL | 2.0 | — |
| Vulkan | 1.2 | — |
| Shader model | 6.0 | 4.1 |
Other Features
Graphics Card
| Release date | — | Nov 19th, 2007 |
|---|---|---|
| Generation | — | FireGL |
| Production | — | End-of-life |
| Launch price | — | 899 USD |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 5 in our database |
