AMD Radeon R7 M340 vs NVIDIA GeForce 8800 Ultra
Graphics Processor
| GPU model | Meso | G80 |
|---|---|---|
| GPU variant | Meso PRO (216-0864032) | G80-450-A3 |
| Architecture | GCN 3.0 | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 90 nm |
| Number of transistors | 1,550 million | 681 million |
| Die size | 125 mm² | 484 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 | 1080 MHz 2.2 Gbps effective |
| GPU clock | — | 612 MHz |
| Shader clock | — | 1512 MHz |
Memory Configuration
| Memory size | 2 GB | 768 MB |
|---|---|---|
| Memory type | DDR3 | GDDR3 |
| Memory bus width | 64 bit | 384 bit |
| Bandwidth | 16.00 GB/s | 103.7 GB/s |
Render Configuration
| Shading units | 320 | 128 |
|---|---|---|
| TMUs | 20 | 32 |
| ROPs | 8 | 24 |
| Compute units | 5 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 128 KB | 96 KB |
| SM count | — | 16 |
Performance
| Pixel rate | 8.168 GPixel/s | 14.69 GPixel/s |
|---|---|---|
| Texture rate | 20.42 GTexel/s | 39.17 GTexel/s |
| FP16 (half) performance | 653.4 GFLOPS (1:1) | — |
| FP32 (float) performance | 653.4 GFLOPS | 387.1 GFLOPS |
| FP64 (double) performance | 40.84 GFLOPS (1:16) | — |
Dimensions & Outputs
| TDP | unknown | 171 W |
|---|---|---|
| Outputs | No outputs | 2x DVI1x S-Video |
| Slot width | — | Dual-slot |
| Length | — | 270 mm 10.6 inches |
| Suggested PSU | — | 450 W |
| Power connectors | — | 2x 6-pin |
| Board number | — | P355 |
API Support & Features
| DirectX | 12 (12_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.0 | 1.1 (1.0) |
| Vulkan | 1.2 | — |
| Shader model | 6.0 | 4.0 |
| CUDA | — | 1.0 |
Other Features
Graphics Card
| Release date | — | May 2nd, 2007 |
|---|---|---|
| Generation | — | GeForce 8 |
| Production | — | End-of-life |
| Launch price | — | 829 USD |
| Interface | — | PCIe 1.0 x16 |
| Reviews | — | 403 in our database |
| Predecessor | — | GeForce 7 PCIe |
| Successor | — | GeForce 9 |
