Radeon RX 6500 XT vs ATI HD 3870 Mac Edition
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 270 |
| Place by popularity | not in top-100 | 92 |
| Cost-effectiveness evaluation | no data | 48.28 |
| Power efficiency | no data | 16.49 |
| Architecture | TeraScale (2005−2013) | RDNA 2.0 (2020−2025) |
| GPU code name | RV670 | Navi 24 |
| Market segment | Desktop | Desktop |
| Release date | 12 June 2008 (17 years ago) | 19 January 2022 (3 years ago) |
| Launch price (MSRP) | no data | $199 |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
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 | 2610 MHz |
| Boost clock speed | no data | 2815 MHz |
| Number of transistors | 666 million | 5,400 million |
| Manufacturing process technology | 55 nm | 6 nm |
| Power consumption (TDP) | 106 Watt | 107 Watt |
| Texture fill rate | 12.43 | 180.2 |
| Floating-point processing power | 0.4973 TFLOPS | 5.765 TFLOPS |
| ROPs | 16 | 32 |
| TMUs | 16 | 64 |
| Ray Tracing Cores | no data | 16 |
| L0 Cache | no data | 256 KB |
| L1 Cache | no data | 256 KB |
| L2 Cache | 256 KB | 1024 KB |
| L3 Cache | no data | 16 MB |
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 | PCIe 4.0 x4 |
| Length | 241 mm | no data |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin | 1x 6-pin |
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 | GDDR6 |
| Maximum RAM amount | 512 MB | 8 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1126 MHz | 2248 MHz |
| Memory bandwidth | 72.06 GB/s | 143.9 GB/s |
| Shared memory | - | - |
| Resizable BAR | - | + |
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 | 2x DVI, 1x S-Video | 1x HDMI 2.1, 1x DisplayPort 1.4a |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 Ultimate (12_2) |
| Shader Model | 4.1 | 6.6 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 2.2 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Recency | 12 June 2008 | 19 January 2022 |
| Maximum RAM amount | 512 MB | 8 GB |
| Chip lithography | 55 nm | 6 nm |
| Power consumption (TDP) | 106 Watt | 107 Watt |
ATI HD 3870 Mac Edition has 0.9% lower power consumption.
RX 6500 XT, on the other hand, has an age advantage of 13 years, a 1500% higher maximum VRAM amount, and a 816.7% more advanced lithography process.
We couldn't decide between Radeon HD 3870 Mac Edition and Radeon RX 6500 XT. We've got no test results to judge.
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