Intel Arc G3 Extreme vs NVIDIA RTX 4500 Ada Generation Comparison

The Verdict

The data in the database points to a decisive outcome: the NVIDIA RTX 4500 Ada Generation is the overwhelmingly stronger graphics processor, while the Intel Arc G3 Extreme is a compact integrated solution with a fundamentally different purpose. The RTX 4500 sits at the 97th percentile of all GPUs in the database, while the Arc G3 Extreme sits at the 50th percentile. The RTX 4500 has recorded benchmark scores (160,786 in Geekbench OpenCL and 171,401 in Geekbench Vulkan) whereas the Arc G3 Extreme has no recorded benchmark scores in the database. Any buyer requiring discrete workstation-class performance should select the NVIDIA part; the Intel part is for systems where an integrated GPU is the only option.

Where Each One Wins

The RTX 4500 Ada Generation wins in every measurable category that the database records. It delivers 39.63 TFLOPS of FP32 compute against the Arc G3 Extreme's 7.680 TFLOPS, a 5.2x advantage. Its 24 GB of dedicated GDDR6 memory with a 432.0 GB/s bandwidth far exceeds the Arc G3 Extreme's system-shared memory, whose bandwidth is system dependent. The RTX 4500 also has 24 GB of VRAM, 7680 shading units, 240 texture mapping units, 80 ROPs, 60 RT cores, and 240 tensor cores. The Arc G3 Extreme has 1536 shading units, 48 TMUs, 24 ROPs, and 12 RT cores.

The Arc G3 Extreme's only arena where it does not lose outright is power consumption and physical footprint. Its TDP is 80 W versus 210 W for the RTX 4500, and it is an integrated GPU (IGP) with no power connectors or slot width, meaning it occupies no expansion slot. The RTX 4500 is a dual-slot card measuring 245 mm in length and 112 mm in height, requiring a 550 W suggested PSU. For a portable device or a compact system where a discrete card cannot fit, the Arc G3 Extreme is the only viable choice from this pairing.

Architecture Differences

The two GPUs come from entirely different design philosophies. The Intel Arc G3 Extreme uses the Panther Lake chip with the Xe3-LPG architecture, built on Intel's 3 nm process. It belongs to the Arc Graphics-M (Panther Lake) generation. The NVIDIA RTX 4500 Ada Generation uses the AD103 chip with the Ada Lovelace architecture, built on TSMC's 5 nm process. The RTX 4500 has 45,900 million transistors on a 379 mm² die, with a transistor density of 121.1M per mm². The Arc G3 Extreme's transistor count and die size are unknown in the database.

Clock behavior differs substantially. The Arc G3 Extreme has a base clock of 300 MHz and a boost clock of 2500 MHz. The RTX 4500 has a base clock of 2070 MHz and a boost clock of 2580 MHz. The memory architecture is the largest split: the Arc G3 Extreme uses system-shared memory with no dedicated VRAM, while the RTX 4500 uses 24 GB of GDDR6 on a 192-bit bus, running at 2250 MHz with 18 Gbps effective speed, yielding 432.0 GB/s of bandwidth.

The compute feature sets diverge as well. The RTX 4500 includes 240 tensor cores, which the Arc G3 Extreme lacks entirely (the database lists null for tensor cores). The Arc G3 Extreme has 12 RT cores, while the RTX 4500 has 60. In FP16 performance, the RTX 4500 delivers 39.63 TFLOPS at a 1:1 ratio, while the Arc G3 Extreme delivers 15.36 TFLOPS at a 2:1 ratio, meaning the Intel part halves its FP16 throughput when using certain instructions. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The RTX 4500 uses a PCIe 4.0 x16 interface and has 4x DisplayPort 1.4a outputs; the Arc G3 Extreme uses an IGP bus interface with portable-device-dependent display outputs.

FAQ

Q: Which GPU has a higher recorded benchmark score?

A: The NVIDIA RTX 4500 Ada Generation has recorded scores of 160,786 in Geekbench OpenCL and 171,401 in Geekbench Vulkan, with an average benchmark score of 166,094. The Intel Arc G3 Extreme has no recorded benchmark scores in the database.

Q: What is the percentile ranking of each GPU?

A: The NVIDIA RTX 4500 Ada Generation ranks at the 97th percentile of all GPUs in the database. The Intel Arc G3 Extreme ranks at the 50th percentile.

Q: How much memory does each GPU have?

A: The NVIDIA RTX 4500 Ada Generation has 24 GB of GDDR6 memory on a 192-bit bus with 432.0 GB/s bandwidth. The Intel Arc G3 Extreme uses system-shared memory with no dedicated VRAM, and its bandwidth is system dependent.

Q: What are the power requirements for each GPU?

A: The NVIDIA RTX 4500 Ada Generation has a TDP of 210 W and a suggested PSU of 550 W. The Intel Arc G3 Extreme has a TDP of 80 W and requires no power connectors because it is an integrated GPU.

Q: Which GPU has more shading units?

A: The NVIDIA RTX 4500 Ada Generation has 7680 shading units, compared to 1536 shading units on the Intel Arc G3 Extreme.

Q: What is the release date of each GPU?

A: The NVIDIA RTX 4500 Ada Generation was released on August 8, 2023. The Intel Arc G3 Extreme has a release date of May 31, 2026.

Head-to-Head Benchmarks

The database contains no head-to-head benchmark entries between these two GPUs, but the individual benchmark results and specifications provide a clear comparative picture. The RTX 4500's Geekbench Vulkan score of 171,401 and OpenCL score of 160,786 represent real measured performance. The Arc G3 Extreme has no scores, so every comparison must rely on the specification sheet.

The largest specification gap is in FP32 compute. The RTX 4500 delivers 39.63 TFLOPS versus 7.680 TFLOPS for the Arc G3 Extreme, a difference of roughly 5.2x. In pixel fill rate, the RTX 4500 achieves 206.4 GPixel/s against the Arc G3 Extreme's 60.00 GPixel/s, a 3.4x margin. Texture fill rate shows a similar story: 619.2 GTexel/s versus 120.0 GTexel/s, a 5.2x advantage. These three metrics alone indicate that the RTX 4500 can handle far heavier rendering workloads, whether for real-time graphics or compute tasks.

Memory bandwidth is another decisive factor. The RTX 4500 provides 432.0 GB/s of dedicated bandwidth, while the Arc G3 Extreme's bandwidth is system dependent, meaning it shares the system's memory bus and is subject to contention from other components. In practical terms, the RTX 4500's 24 GB of GDDR6 memory can be fully utilized by the GPU without competing with the CPU or other processes. The Arc G3 Extreme's system-shared memory has no fixed size, type, or bus width in the database, all listed as "System Shared."

The RTX 4500 also wins on core counts across the board. It has 7680 shading units versus 1536, 240 TMUs versus 48, 80 ROPs versus 24, 60 RT cores versus 12, and 240 tensor cores versus none. The tensor core absence is particularly significant for AI-accelerated workloads, as the RTX 4500's 240 tensor cores provide dedicated hardware for such tasks. The Arc G3 Extreme has no equivalent hardware.

Clock speeds partially offset the core count disparity. The Arc G3 Extreme boosts to 2500 MHz, which is close to the RTX 4500's 2580 MHz boost. However, the base clocks differ greatly: 300 MHz for the Intel part versus 2070 MHz for the NVIDIA part. The RTX 4500 maintains a high baseline frequency, while the Arc G3 Extreme likely relies on boost behavior to reach its performance ceiling.

The RTX 4500's nearest rivals in the database provide context for its standing. It is 0.5% ahead of the NVIDIA RTX A5500 (which has an average score of 165,217), 0.7% ahead of the AMD Radeon PRO W7800 (164,894), 2.2% ahead of the NVIDIA A100 PCIe 40 GB (162,504), and 1.5% behind the AMD Radeon Pro W6900X (168,574). These small deltas show that the RTX 4500 sits in a tightly competitive tier of high-end workstation GPUs, and its 97th percentile ranking reflects that position. The Arc G3 Extreme, at the 50th percentile with no scores, has no comparable rivalry data.

Specification Differences

The only fields where the two GPUs differ are listed below. Fields not shown are either identical or absent from the database.

• Chip: Intel Arc G3 Extreme uses Panther Lake; NVIDIA RTX 4500 Ada Generation uses AD103.
• Architecture: Intel uses Xe3-LPG; NVIDIA uses Ada Lovelace.
• Generation: Intel is Arc Graphics-M (Panther Lake); NVIDIA is Workstation Ada.
• Process node: Intel uses 3 nm; NVIDIA uses 5 nm.
• Foundry: Intel uses Intel; NVIDIA uses TSMC.
• Transistors: Intel is unknown; NVIDIA has 45,900 million.
• Die size: Intel is unknown; NVIDIA has 379 mm².
• Transistor density: Intel has none; NVIDIA has 121.1M per mm².
• Base clock: Intel is 300 MHz; NVIDIA is 2070 MHz.
• Boost clock: Intel is 2500 MHz; NVIDIA is 2580 MHz.
• Memory clock: Intel is System Shared; NVIDIA is 2250 MHz with 18 Gbps effective.
• Memory size: Intel is System Shared; NVIDIA is 24 GB.
• Memory type: Intel is System Shared; NVIDIA is GDDR6.
• Memory bus width: Intel is System Shared; NVIDIA is 192 bit.
• Memory bandwidth: Intel is System Dependent; NVIDIA is 432.0 GB/s.
• Shading units: Intel has 1536; NVIDIA has 7680.
• TMUs: Intel has 48; NVIDIA has 240.
• ROPs: Intel has 24; NVIDIA has 80.
• RT cores: Intel has 12; NVIDIA has 60.
• Tensor cores: Intel has none; NVIDIA has 240.
• Pixel rate: Intel is 60.00 GPixel/s; NVIDIA is 206.4 GPixel/s.
• Texture rate: Intel is 120.0 GTexel/s; NVIDIA is 619.2 GTexel/s.
• FP32: Intel is 7.680 TFLOPS; NVIDIA is 39.63 TFLOPS.
• FP16: Intel is 15.36 TFLOPS (2:1); NVIDIA is 39.63 TFLOPS (1:1).
• TDP: Intel is 80 W; NVIDIA is 210 W.
• Slot width: Intel is IGP; NVIDIA is Dual-slot.
• Power connectors: Intel is None; NVIDIA is None (both list none, but NVIDIA has a suggested PSU).
• Suggested PSU: Intel has none; NVIDIA has 550 W.
• Bus interface: Intel is IGP; NVIDIA is PCIe 4.0 x16.
• Display outputs: Intel is Portable Device Dependent; NVIDIA is 4x DisplayPort 1.4a.
• Dimensions: Intel has none; NVIDIA is 245 mm (9.6 inches) long and 112 mm (4.4 inches) high.
• Release date: Intel is May 31, 2026; NVIDIA is August 8, 2023.
• Predecessor: Intel has none; NVIDIA is Workstation Ampere.
• Successor: Intel has none; NVIDIA is Blackwell PRO W.
• Benchmark scores: Intel has none; NVIDIA has 160,786 (OpenCL) and 171,401 (Vulkan).
• Percentile: Intel is 50th; NVIDIA is 97th.
• Average benchmark score: Intel is 0; NVIDIA is 166,094.