AMD Radeon Vega 3

The AMD Radeon Vega 3 is an integrated graphics processor that delivers performance squarely in the entry-level segment, sitting at the 24th percentile of all GPUs. Its average benchmark score of 4268 places it in a tight cluster with older discrete mobile GPUs, where the margin between it and its closest rivals is under three percent. The data indicates that this IGP is functionally equivalent to a low-end discrete graphics card from nearly a decade prior, making it suitable for basic computing and light, non-demanding gaming rather than any modern high-fidelity experience.

Benchmark Performance

The Vega 3's benchmark results are remarkably consistent across different API tests, with a Geekbench Metal score of 4880, an OpenCL score of 3963, and a Vulkan score of 3961. This narrow spread—where the Metal result is roughly 23% higher than the OpenCL and Vulkan figures—suggests that the hardware's compute capabilities are the primary driver of performance, with software optimizations providing only minor variations. The average score of 4268 positions the GPU at the 24th percentile of all GPUs, meaning over three-quarters of all graphics hardware tested is faster.

Relative to its nearest rivals, the Vega 3's performance is essentially a statistical tie. It trails the NVIDIA GeForce GTX 460M by a negligible 0.2%, with the rival scoring 4275. Against the AMD FirePro W2100, which scores 4295, the Vega 3 is 0.6% behind. It leads the NVIDIA Quadro K3000M (4241) by 0.6%, and the NVIDIA GeForce 830M (4166) by a more substantial 2.4%. These deltas are well within run-to-run variance, indicating that the Vega 3 offers performance parity with these older discrete solutions. In practical terms, this means frame rates in light titles will be comparable, but the Vega 3's lack of dedicated VRAM will likely result in more inconsistent performance under memory pressure.

Memory Subsystem

The Vega 3 utilizes a system-shared memory architecture, meaning there is no dedicated VRAM on the graphics processor. The memory size, type, and bus width are all designated as "System Shared," with bandwidth described as "System Dependent." This is a critical limitation, as the GPU must contend with the CPU for access to the same system memory pool. The effective bandwidth available to the GPU is therefore entirely contingent on the system's RAM configuration—dual-channel, high-frequency memory will yield significantly better graphics performance than a single-channel, slower setup.

For high-resolution gaming, this shared memory design is a substantial bottleneck. At 1080p or above, the GPU must not only store the framebuffer but also textures and geometry data, all while competing with the operating system and applications for memory bandwidth. The benchmark scores reflect this constraint, as the Vega 3's performance is unlikely to scale well with resolution increases. Users should expect to run games at 720p with low graphical settings to maintain playable frame rates, as the shared memory subsystem simply cannot provide the sustained bandwidth required for higher resolutions or detailed textures.

Ray Tracing and Feature Set

The Vega 3 is built on the GCN 5.0 architecture using the 12 nm process node, and it does not include any dedicated ray tracing or tensor cores. The GPU relies on 192 shading units, 12 texture mapping units, and 4 raster output pipelines to handle graphics workloads. Its peak pixel rate is 4.400 GPixel/s, and the texture rate is 13.20 GTexel/s, with FP32 compute rated at 422.4 GFLOPS and FP16 at 844.8 GFLOPS (2:1). These figures are modest, confirming the GPU's position as a basic entry-level part.

In terms of API support, the Vega 3 is well-equipped for its class, supporting DirectX 12 (12_1), OpenGL 4.6, and Vulkan 1.3. This modern API compatibility ensures that the GPU can run any current game engine, albeit at reduced settings. However, the lack of hardware ray tracing means that any ray-traced effects will be absent or must be handled through software fallbacks, which is impractical given the low compute throughput. The Vulkan benchmark score of 3961 indicates that the GPU can leverage modern APIs effectively, but the underlying hardware limitations remain the decisive factor in real-world performance.

How It Compares

vs. NVIDIA GeForce GTX 460M: The Vega 3 trails this older NVIDIA mobile GPU by just 0.2%, with scores of 4268 and 4275, respectively. The GTX 460M was a discrete part with dedicated memory, yet the integrated Vega 3 matches its average benchmark output. This parity is notable, but the GTX 460M's dedicated VRAM would give it an edge in texture-heavy scenarios where the Vega 3's shared memory setup struggles.

vs. NVIDIA Quadro K3000M: The Vega 3 leads this professional-grade mobile GPU by 0.6%, scoring 4268 against 4241. The K3000M is a workstation part, so its drivers and feature set are optimized for professional applications rather than gaming. The Vega 3's slight lead in average compute benchmarks suggests that for consumer workloads, the integrated solution is competitive with this older discrete professional card.

vs. AMD FirePro W2100: The Vega 3 is 0.6% behind the FirePro W2100, which scores 4295. This is the closest rival in the data, with the two AMD parts separated by a margin that is effectively negligible. The FirePro W2100 is a low-profile discrete card, and the Vega 3's performance is virtually identical, making the integrated solution a viable alternative for basic tasks without the need for a separate GPU.

vs. NVIDIA GeForce 830M: The Vega 3 outperforms the GeForce 830M by 2.4%, with scores of 4268 against 4166. This is the largest delta among the listed rivals, showing that the Vega 3 holds a clear, albeit modest, advantage over this entry-level NVIDIA mobile GPU. The 830M is a lower-tier part, and the Vega 3's higher average score indicates better sustained compute performance in benchmark workloads.

Power and Cooling

The AMD Radeon Vega 3 has a thermal design power of just 15 W, making it an extremely power-efficient solution. As an integrated graphics processor (IGP), it is built into the Picasso chip and does not require any dedicated cooling solution beyond what the laptop or desktop system already provides for the CPU. The slot width is designated as "IGP," and the bus interface is likewise "IGP," confirming that it is not a discrete card. There are no power connectors required, and there is no suggested PSU rating, as the GPU draws its power entirely from the motherboard's standard CPU power delivery.

Because the Vega 3 is an IGP, its power consumption is inherently tied to the overall system's design. The 15 W TDP is a fraction of what most discrete GPUs require, enabling thin-and-light laptops and compact desktops to include graphics capability without significant thermal or power overhead. The absence of power connectors and a PSU recommendation underscores that this is a drop-in solution for any system with a compatible Picasso processor. System builders should note that while the GPU itself is frugal, the shared memory architecture means that system RAM speed will influence performance more than any power-related factor.

FAQ

Q: What is the average benchmark score of the AMD Radeon Vega 3?

A: The average benchmark score is 4268, based on Geekbench Metal (4880), OpenCL (3963), and Vulkan (3961) tests.

Q: How does the Vega 3 compare to the NVIDIA GeForce GTX 460M?

A: The Vega 3 is 0.2% slower than the GTX 460M, which has an average score of 4275.

Q: Does the Vega 3 support hardware ray tracing?

A: No, the Vega 3 has no ray tracing cores, as it is based on the GCN 5.0 architecture without dedicated RT hardware.

Q: What is the thermal design power of the Vega 3?

A: The TDP is 15 W, and it requires no power connectors, as it is an integrated processor.

Q: What APIs does the Vega 3 support?

A: It supports DirectX 12 (12_1), OpenGL 4.6, and Vulkan 1.3.

Q: What is the production status of the Vega 3?

A: The production status is end-of-life, with a release date of November 19, 2019, and its predecessor is GCN 3.0 IGP.

Who Should Consider It

The AMD Radeon Vega 3 is best suited for users whose primary computing needs are web browsing, office productivity, and media playback, where its 24th percentile performance is more than adequate. Benchmark data shows that it performs on par with older discrete GPUs like the GTX 460M and FirePro W2100, meaning it can handle light gaming at 720p with low settings. For users who prioritize low power consumption and silent operation, the 15 W TDP and integrated design make it an excellent choice for small form factor systems or battery-conscious laptops.

Gamers seeking to play modern titles at 1080p will find the Vega 3 insufficient, as the shared memory subsystem will bottleneck performance. The 2.4% lead over the GeForce 830M offers some headroom for older or less demanding games, but expectations should be set to low resolutions and minimal detail levels. Users who require ray tracing or high-fidelity graphics should look elsewhere, as the absence of RT cores and the system-dependent bandwidth are hard limitations. For basic, energy-efficient computing with occasional light gaming, the Vega 3 is a capable, if modest, solution.