ATI Radeon HD 4670 X2 vs GeForce GTX 485M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 651 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 4.34 | no data |
| Architecture | Fermi (2010−2014) | TeraScale (2005−2013) |
| GPU code name | GF104 | RV730 |
| Market segment | Laptop | Desktop |
| Release date | 5 January 2011 (15 years ago) | 10 September 2008 (17 years ago) |
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 | 384 | 320 ×2 |
| Core clock speed | 1150 MHz | 750 MHz |
| Number of transistors | 1,950 million | 514 million |
| Manufacturing process technology | 40 nm | 55 nm |
| Power consumption (TDP) | 100 Watt | 118 Watt |
| Texture fill rate | 36.80 | 24.00 ×2 |
| Floating-point processing power | 0.8832 TFLOPS | 0.48 TFLOPS ×2 |
| ROPs | 32 | 8 ×2 |
| TMUs | 64 | 32 ×2 |
| L1 Cache | 512 KB | 64 KB |
| L2 Cache | 512 KB | 128 KB |
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).
| Laptop size | large | no data |
| Bus support | PCI-E 2.0 | no data |
| Interface | MXM-B (3.0) | PCIe 2.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | None | 1x 6-pin |
| SLI options | + | - |
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 | GDDR5 | GDDR3 |
| Maximum RAM amount | 2 GB | 512 MB ×2 |
| Memory bus width | 256 Bit | 128 Bit ×2 |
| Memory clock speed | 1500 MHz | 700 MHz |
| Memory bandwidth | 96.0 GB/s | 22.4 GB/s ×2 |
| Shared memory | - | - |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | No outputs | 4x DVI |
| Maximum VGA resolution | 2048x1536 | no data |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 10.1 (10_1) |
| Shader Model | 5.1 | 4.1 |
| OpenGL | 4.5 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 5 January 2011 | 10 September 2008 |
| Maximum RAM amount | 2 GB | 512 MB |
| Chip lithography | 40 nm | 55 nm |
| Power consumption (TDP) | 100 Watt | 118 Watt |
GTX 485M has an age advantage of 2 years, a 300% higher maximum VRAM amount, a 37.5% more advanced lithography process, and 18% lower power consumption.
We couldn't decide between GeForce GTX 485M and Radeon HD 4670 X2. We've got no test results to judge.
Be aware that GeForce GTX 485M is a notebook graphics card while Radeon HD 4670 X2 is a desktop one.
Other comparisons
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