AMD Radeon HD 6770M Mac Edition vs NVIDIA Quadro FX 4800 Mac Edition
Graphics Processor
| GPU model | Whistler | GT200B |
|---|---|---|
| GPU variant | Whistler XT (216-0810001) | — |
| Architecture | TeraScale 2 | Tesla 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 55 nm |
| Number of transistors | 716 million | 1,400 million |
| Die size | 104 mm² | 470 mm² |
Mobile graphics
| Release date | Jan 28th, 2011 | — |
|---|---|---|
| Generation | Vancouver (HD 6700M) | — |
| Production | End-of-life | — |
| Interface | MXM-A (3.0) | — |
| Predecessor | Manhattan | — |
| Successor | London | — |
Clocks
| GPU clock | 725 MHz | 602 MHz |
|---|---|---|
| Memory clock | 900 MHz 3.6 Gbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1204 MHz |
Memory Configuration
| Memory size | 512 MB | 1536 MB |
|---|---|---|
| Memory type | GDDR5 | GDDR3 |
| Memory bus width | 128 bit | 384 bit |
| Bandwidth | 57.60 GB/s | 76.80 GB/s |
Render Configuration
| Shading units | 480 | 192 |
|---|---|---|
| TMUs | 24 | 64 |
| ROPs | 8 | 24 |
| Compute units | 6 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 256 KB | 192 KB |
| SM count | — | 24 |
Performance
| Pixel rate | 5.800 GPixel/s | 14.45 GPixel/s |
|---|---|---|
| Texture rate | 17.40 GTexel/s | 38.53 GTexel/s |
| FP32 (float) performance | 696.0 GFLOPS | 462.3 GFLOPS |
| FP64 (double) performance | — | 57.79 GFLOPS (1:8) |
Dimensions & Outputs
| Slot width | MXM Module | Dual-slot |
|---|---|---|
| TDP | 35 W | 150 W |
| Outputs | No outputs | 2x DVI1x S-Video |
| Length | — | 267 mm 10.5 inches |
| Width | — | 111 mm 4.4 inches |
| Suggested PSU | — | 450 W |
| Power connectors | — | 1x 6-pin |
API Support & Features
| DirectX | 11.2 (11_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | — | — |
| Shader model | 5.0 | 4.0 |
| CUDA | — | 1.3 |
Other Features
Graphics Card
| Release date | — | Nov 11th, 2008 |
|---|---|---|
| Generation | — | Quadro FX |
| Production | — | End-of-life |
| Launch price | — | 1,799 USD |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 26 in our database |
