ATI Mobility Radeon HD 4670 Mac Edition vs ATI X1900 XT
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | R500 (2005−2007) | TeraScale (2005−2013) |
| GPU code name | R580 | M96 |
| Market segment | Desktop | Laptop |
| Release date | 24 January 2006 (18 years ago) | 16 September 2009 (15 years ago) |
| Launch price (MSRP) | $299 | no data |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | no data | 320 |
| Core clock speed | 625 MHz | 680 MHz |
| Number of transistors | 384 million | 514 million |
| Manufacturing process technology | 90 nm | 55 nm |
| Power consumption (TDP) | 100 Watt | 35 Watt |
| Texture fill rate | 10.00 | 21.76 |
| Floating-point processing power | no data | 0.4352 TFLOPS |
| ROPs | 16 | 8 |
| TMUs | 16 | 32 |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | PCIe 1.0 x16 | MXM-A (3.0) |
| Length | 242 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 1x 6-pin | no data |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR3 | GDDR3 |
| Maximum RAM amount | 256 MB | 256 MB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 725 MHz | 790 MHz |
| Memory bandwidth | 46.4 GB/s | 25.28 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 2x DVI, 1x S-Video | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 10.1 (10_1) |
| Shader Model | 3.0 | 4.1 |
| OpenGL | 2.1 (full) 3.0 (partial) | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 24 January 2006 | 16 September 2009 |
| Chip lithography | 90 nm | 55 nm |
| Power consumption (TDP) | 100 Watt | 35 Watt |
ATI Mobility HD 4670 Mac Edition has an age advantage of 3 years, a 63.6% more advanced lithography process, and 185.7% lower power consumption.
We couldn't decide between Radeon X1900 XT and Mobility Radeon HD 4670 Mac Edition. We've got no test results to judge.
Be aware that Radeon X1900 XT is a desktop card while Mobility Radeon HD 4670 Mac Edition is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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