Radeon RX 6800 3456SP vs HD 8670D
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1093 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 0.95 | no data |
| Architecture | TeraScale 3 (2010−2013) | RDNA 2.0 (2020−2025) |
| GPU code name | Devastator | Navi 21 |
| Market segment | Desktop | Desktop |
| Release date | 12 March 2013 (13 years ago) | no data |
| Launch price (MSRP) | no data | $579 |
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 | 3456 |
| Core clock speed | 844 MHz | 1700 MHz |
| Boost clock speed | 950 MHz | 2250 MHz |
| Number of transistors | 1,303 million | 26,800 million |
| Manufacturing process technology | 32 nm | 7 nm |
| Power consumption (TDP) | 100 Watt | 250 Watt |
| Texture fill rate | 22.80 | 486.0 |
| Floating-point processing power | 0.7296 TFLOPS | 15.55 TFLOPS |
| ROPs | 8 | 96 |
| TMUs | 24 | 216 |
| Ray Tracing Cores | no data | 54 |
| L0 Cache | no data | 864 KB |
| L1 Cache | no data | 768 KB |
| L2 Cache | no data | 4 MB |
| L3 Cache | no data | 128 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 | IGP | PCIe 4.0 x16 |
| Length | no data | 267 mm |
| Width | IGP | 2-slot |
| Supplementary power connectors | no data | 2x 8-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 | System Shared | GDDR6 |
| Maximum RAM amount | System Shared | 16 GB |
| Memory bus width | System Shared | 256 Bit |
| Memory clock speed | System Shared | 2000 MHz |
| Memory bandwidth | no data | 512.0 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 | No outputs | 1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.0 | 6.8 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Chip lithography | 32 nm | 7 nm |
| Power consumption (TDP) | 100 Watt | 250 Watt |
HD 8670D has 150% lower power consumption.
RX 6800 3456SP, on the other hand, has a 357.1% more advanced lithography process.
We couldn't decide between Radeon HD 8670D and Radeon RX 6800 3456SP. We've got no test results to judge.
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