Arc Graphics 128EU Mobile vs ATI Radeon HD 3870 Mac Edition
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 | TeraScale (2005−2013) | Xe-LPG (2023) |
| GPU code name | RV670 | Meteor Lake GT1 |
| Market segment | Desktop | Laptop |
| Release date | 12 June 2008 (16 years ago) | 14 December 2023 (1 year 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 | 320 | 1024 |
| Core clock speed | 777 MHz | 300 MHz |
| Boost clock speed | no data | 2250 MHz |
| Number of transistors | 666 million | no data |
| Manufacturing process technology | 55 nm | 10 nm |
| Power consumption (TDP) | 106 Watt | 28 Watt |
| Texture fill rate | 12.43 | 144.0 |
| Floating-point processing power | 0.4973 TFLOPS | 4.608 TFLOPS |
| ROPs | 16 | 32 |
| TMUs | 16 | 64 |
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 2.0 x16 | Ring Bus |
| Length | 241 mm | no data |
| Width | 1-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 | GDDR4 | System Shared |
| Maximum RAM amount | 512 MB | System Shared |
| Memory bus width | 256 Bit | System Shared |
| Memory clock speed | 1126 MHz | System Shared |
| Memory bandwidth | 72.06 GB/s | no data |
| Shared memory | - | + |
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 | Portable Device Dependent |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (12_1) |
| Shader Model | 4.1 | 6.6 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Recency | 12 June 2008 | 14 December 2023 |
| Chip lithography | 55 nm | 10 nm |
| Power consumption (TDP) | 106 Watt | 28 Watt |
Arc Graphics 128EU Mobile has an age advantage of 15 years, a 450% more advanced lithography process, and 278.6% lower power consumption.
We couldn't decide between Radeon HD 3870 Mac Edition and Arc Graphics 128EU Mobile. We've got no test results to judge.
Be aware that Radeon HD 3870 Mac Edition is a desktop card while Arc Graphics 128EU Mobile 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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