AMD Instinct MI455X vs Intel Arc Graphics 32EU Comparison

FAQ

Q: What is the performance percentile ranking of the AMD Instinct MI455X and the Intel Arc Graphics 32EU?

A: The AMD Instinct MI455X sits at the 50th percentile among all GPUs in the database, while the Intel Arc Graphics 32EU ranks at the 3rd percentile.

Q: Does the AMD Instinct MI455X have any benchmark scores recorded in the database?

A: No. The database lists zero benchmark entries for the AMD Instinct MI455X, and its average benchmark score is recorded as 0. The Intel Arc Graphics 32EU, by contrast, has one recorded test result.

Q: What is the recorded benchmark score for the Intel Arc Graphics 32EU?

A: The Intel Arc Graphics 32EU scored 733 in the 3dmark_3dmark_steel_nomad_dx12 test. Its average benchmark score across the database is also 733.

Q: Which rival GPUs are closest to the Intel Arc Graphics 32EU in benchmark performance?

A: The nearest rivals are the Intel Arc Graphics 24EU and the Intel Arc Graphics 64EU, both with an average score of 733 and a delta of 0 percent. The AMD Radeon HD 6470M scores 723 (1.4 percent behind), and the NVIDIA GeForce GT 415M scores 751 (2.4 percent ahead).

Q: What are the respective release dates for the two products?

A: The AMD Instinct MI455X has a release date of 2026-07-22, while the Intel Arc Graphics 32EU was released on 2024-10-23.

Q: What is the transistor count and die size difference between the two chips?

A: The AMD Instinct MI455X uses 320,000 million transistors on a 2990 mm² die, while the Intel Arc Graphics 32EU uses 17,800 million transistors on a 243 mm² die.

The Verdict

The data presents two fundamentally different products. The AMD Instinct MI455X is a compute-oriented accelerator with a 50th percentile ranking, no display outputs, and no recorded benchmarks. The Intel Arc Graphics 32EU is an integrated graphics processor with a 3rd percentile ranking and a single recorded benchmark score of 733.

For scenarios requiring massive compute throughput, the AMD Instinct MI455X delivers 157.3 TFLOPS of FP32 performance, 432 GB of HBM4 memory, and a 23.3 TB/s memory bandwidth. The Intel Arc Graphics 32EU delivers 998.4 GFLOPS of FP32 performance, uses system shared memory, and has no dedicated video memory. The recorded data shows a 157-fold difference in FP32 compute, though the AMD part has no benchmark scores to validate real-world performance.

For general-purpose graphics in a desktop or laptop context, the Intel Arc Graphics 32EU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, with 8 ROPs and a 15.60 GPixel/s pixel rate. The AMD Instinct MI455X lists N/A for all graphics APIs and has a 0 MPixel/s pixel rate, indicating it is not designed for conventional graphics rendering.

The AMD Instinct MI455X targets data center workloads, given its 2300 W TDP, EAM Module slot width, PCIe 6.0 x16 interface, and lack of power connectors. The Intel Arc Graphics 32EU targets mainstream processors with a 65 W TDP, IGP slot width, and Ring Bus interface. Users with compute-heavy workloads requiring HBM4 memory and extreme bandwidth should look to the AMD accelerator; users needing integrated graphics for standard display output should select the Intel part.

Head-to-Head Benchmarks

The head-to-head benchmark table contains no entries, and the win counts for both products are zero. The only quantitative performance data available comes from the Intel Arc Graphics 32EU's single benchmark result.

In the 3dmark_3dmark_steel_nomad_dx12 test, the Intel Arc Graphics 32EU scored 733. Its nearest rivals show a tight cluster: the Intel Arc Graphics 24EU and Intel Arc Graphics 64EU both score exactly 733, resulting in a 0 percent delta. The AMD Radeon HD 6470M scores 723, which places it 1.4 percent behind the Intel Arc Graphics 32EU. The NVIDIA GeForce GT 415M scores 751, putting it 2.4 percent ahead.

These deltas indicate that the Intel Arc Graphics 32EU performs at a level essentially identical to other low-end Intel Arc variants in this specific test. The 1.4 percent advantage over the AMD Radeon HD 6470M and the 2.4 percent deficit against the NVIDIA GeForce GT 415M show that the Intel part sits in a narrow performance band among older and entry-level discrete GPUs.

The AMD Instinct MI455X has no benchmark data, so no direct comparison is possible. The database records zero wins for either product in head-to-head testing. The performance gap between the two can only be inferred from their architectural specifications and percentile rankings, not from measured benchmark outcomes.

The 50th percentile ranking for the AMD Instinct MI455X versus the 3rd percentile for the Intel Arc Graphics 32EU suggests a wide gulf in overall capability, but the absence of a recorded score for the AMD part means the database cannot quantify that gap in practical terms.

Specification Differences

The AMD Instinct MI455X uses a 2 nm process node, while the Intel Arc Graphics 32EU uses a 3 nm node. Both are fabricated by TSMC. The AMD chip contains 320,000 million transistors on a 2990 mm² die, yielding a transistor density of 107.0M per mm². The Intel chip contains 17,800 million transistors on a 243 mm² die, yielding a density of 73.3M per mm².

Clock speeds differ significantly. The AMD Instinct MI455X has a base clock of 1000 MHz and a boost clock of 2400 MHz, with memory clocked at 1900 MHz (7.6 Gbps effective). The Intel Arc Graphics 32EU has a base clock of 300 MHz and a boost clock of 1950 MHz, with system shared memory.

Memory configurations are entirely different. The AMD Instinct MI455X features 432 GB of HBM4 memory on a 24576-bit bus, delivering 23.3 TB/s of bandwidth. The Intel Arc Graphics 32EU uses system shared memory with a system shared bus width and system dependent bandwidth.

The AMD Instinct MI455X has 32768 shading units, 1024 TMUs, and 0 ROPs. The Intel Arc Graphics 32EU has 256 shading units, 16 TMUs, and 8 ROPs. Pixel rate for the AMD part is 0 MPixel/s, while the Intel part achieves 15.60 GPixel/s. Texture rates are 2,457.6 GTexel/s for AMD and 31.20 GTexel/s for Intel.

FP32 performance is 157.3 TFLOPS for the AMD Instinct MI455X and 998.4 GFLOPS for the Intel Arc Graphics 32EU. FP16 performance is 157.3 TFLOPS for AMD (1:1 ratio) and 1.997 TFLOPS for Intel (2:1 ratio).

Power requirements differ drastically. The AMD Instinct MI455X has a 2300 W TDP and a suggested PSU of 2700 W, with no power connectors listed. The Intel Arc Graphics 32EU has a 65 W TDP with no suggested PSU listed. Slot widths are EAM Module for AMD and IGP for Intel.

The AMD Instinct MI455X uses a PCIe 6.0 x16 bus interface and has no display outputs. The Intel Arc Graphics 32EU uses a Ring Bus interface with motherboard dependent display outputs. The AMD part lists N/A for DirectX, OpenGL, and Vulkan support, while the Intel part supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

The AMD Instinct MI455X has a release date of 2026-07-22 and lists Radeon Instinct as its predecessor. The Intel Arc Graphics 32EU has a release date of 2024-10-23, lists HD Graphics-M as its predecessor, and has an active production status.

Architecture Differences

The AMD Instinct MI455X is built on CDNA 5.0 architecture and belongs to the Instinct (MIx) generation. Its chip is designated MI450 256CU. The Intel Arc Graphics 32EU uses Xe-LPG architecture and belongs to the Arc Graphics-M (Arrow Lake) generation, with its chip designated Arrow Lake-S.

The CDNA 5.0 architecture in the AMD part is designed for compute acceleration, as evidenced by the 256 compute units, 32768 shading units, and the absence of ROPs and display outputs. The Xe-LPG architecture in the Intel part is designed for integrated graphics within a processor, supporting conventional rendering pipelines with 8 ROPs and display output capabilities.

The AMD Instinct MI455X does not list ray tracing cores or tensor cores in the database. The Intel Arc Graphics 32EU also has no ray tracing cores or tensor cores listed. Neither product includes dedicated AI acceleration hardware according to the recorded data.

The AMD part's HBM4 memory with a 24576-bit bus represents a high-bandwidth memory architecture suited for large data movement. The Intel part's system shared memory approach ties its bandwidth to the host system's memory subsystem, with the database recording bandwidth as system dependent.

The 2 nm process node for AMD and 3 nm for Intel, both from TSMC, represent different manufacturing generations. The AMD die is 12.3 times larger than the Intel die, and the transistor count is approximately 18 times higher.

The AMD Instinct MI455X's FP16 to FP32 ratio is 1:1, indicating equal throughput for both precision formats. The Intel Arc Graphics 32EU has a 2:1 ratio, meaning FP16 throughput is double that of FP32, a common design for consumer graphics.

Neither product lists a codename, series name, or successor in the database. The AMD Instinct MI455X does not have a production status recorded, while the Intel Arc Graphics 32EU is listed as active. The AMD part has no launch MSRP recorded, and neither does the Intel part.