ATI Radeon HD 4580 vs ATI Mobility HD 545v
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1339 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 1.85 | no data |
| Architecture | TeraScale (2005−2013) | TeraScale (2005−2013) |
| GPU code name | M93 | RV635 |
| Market segment | Laptop | Desktop |
| Release date | 5 May 2010 (16 years ago) | 20 November 2011 (14 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 | 80 | 120 |
| Core clock speed | 680 MHz | 796 MHz |
| Number of transistors | 242 million | 378 million |
| Manufacturing process technology | 55 nm | 55 nm |
| Power consumption (TDP) | 15 Watt | 65 Watt |
| Texture fill rate | 5.440 | 6.368 |
| Floating-point processing power | 0.1088 TFLOPS | 0.191 TFLOPS |
| ROPs | 4 | 4 |
| TMUs | 8 | 8 |
| L1 Cache | 16 KB | no data |
| L2 Cache | 64 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).
| Interface | MXM-A (3.0) | PCIe 2.0 x16 |
| Length | no data | 190 mm |
| Width | no data | 1-slot |
| Supplementary power connectors | None | None |
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 | 512 MB | 512 MB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 750 MHz | 693 MHz |
| Memory bandwidth | 12 GB/s | 22.18 GB/s |
| 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 | Portable Device Dependent | 2x DVI, 1x S-Video |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 10.1 (10_1) |
| Shader Model | 4.1 | 4.1 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | 1.1 | N/A |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 5 May 2010 | 20 November 2011 |
| Power consumption (TDP) | 15 Watt | 65 Watt |
ATI Mobility HD 545v has 333% lower power consumption.
ATI HD 4580, on the other hand, has an age advantage of 1 year.
We couldn't decide between Mobility Radeon HD 545v and Radeon HD 4580. We've got no test results to judge.
Be aware that Mobility Radeon HD 545v is a notebook graphics card while Radeon HD 4580 is a desktop one.
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