GPU Comparison

The NVIDIA T1000 and NVIDIA RTX A5000 represent two distinct generations of workstation graphics, with the data showing a clear performance hierarchy between them. The T1000, built on the Turing architecture, serves as an entry-level solution, while the RTX A5000, based on Ampere, targets high-end compute and rendering workloads. Benchmark results indicate the RTX A5000 is in a completely different performance class, though the T1000 holds its own in specific efficiency-oriented roles.

Head-to-Head Benchmarks

The head-to-head comparison between the NVIDIA T1000 and NVIDIA RTX A5000 is brief but decisive, with the RTX A5000 winning both available benchmark tests. In Geekbench OpenCL, the RTX A5000 scores 157,905 against the T1000’s 37,704, a delta of -76.1% from the perspective of the T1000. This means the RTX A5000 delivers approximately 4.2 times the raw compute throughput in this workload. The scale of this gap is not incremental; it represents a generational leap in absolute processing capability.

The Geekbench Vulkan results tell a similar story. The RTX A5000 posts 137,828, while the T1000 manages 34,874, yielding a -74.7% delta for the T1000. Vulkan is a low-level API that often exposes architectural efficiency, and the Ampere architecture’s advantage here is substantial. The RTX A5000’s score is nearly four times higher, indicating that both raw hardware resources and driver-level optimization favor the newer design.

Looking at broader benchmark averages, the T1000 has an average benchmark score of 36,289 across its two tests. Its nearest rival, the AMD Radeon RX 5300M, scores 36,529, placing the T1000 just 0.7% behind. The NVIDIA GeForce GTX TITAN X is essentially tied at 36,530, also 0.7% ahead. Against the AMD Radeon Pro Duo, the T1000 is 1.2% ahead, and it leads the NVIDIA Quadro GV100 by 2.2%. This places the T1000 in a tight cluster of mid-range performers from previous generations.

The RTX A5000’s average benchmark score is 33,622, which is lower than the T1000’s average despite its dominant head-to-head wins. This occurs because the A5000’s average includes a wider set of tests, including PassMark DirectX 9, 10, 11, and 12 scores that drag down its aggregate. For context, the RTX A5000’s nearest rivals include the NVIDIA GeForce GTX 1060 5 GB at 33,694 (0.2% ahead), the AMD Radeon RX 7700S at 33,849 (0.7% ahead), and the AMD Radeon HD 7950 at 33,951 (1% ahead). The RTX A5000 is 1.1% behind the AMD Radeon RX 480. This suggests that while the A5000 excels in modern compute-heavy APIs like OpenCL and Vulkan, its legacy DirectX performance is less impressive relative to its peers.

In terms of percentile ranking against all GPUs, the T1000 sits at the 80th percentile, while the RTX A5000 is at the 78th. This is an interesting inversion: the T1000’s narrow test set and consistent scores push it higher in the percentile distribution, whereas the A5000’s broader range of benchmarks, including some weaker legacy tests, lowers its overall standing. The data shows that percentile rankings can be misleading when comparing across different benchmark suites.

FAQ

Q: Which GPU wins in Geekbench OpenCL performance?

A: The NVIDIA RTX A5000 wins decisively, scoring 157,905 compared to the NVIDIA T1000’s 37,704. The T1000 trails by 76.1% in this test, indicating the A5000 offers roughly four times the OpenCL compute throughput.

Q: How does the T1000 compare to its closest rivals in average benchmark score?

A: The T1000’s average benchmark score is 36,289. It sits 0.7% behind both the AMD Radeon RX 5300M (36,529) and the NVIDIA GeForce GTX TITAN X (36,530). It leads the AMD Radeon Pro Duo by 1.2% and the NVIDIA Quadro GV100 by 2.2%.

Q: Does the RTX A5000 have a higher average benchmark score than the T1000?

A: No. The RTX A5000 has an average benchmark score of 33,622, which is lower than the T1000’s 36,289. This is because the A5000’s average includes additional PassMark DirectX tests with much lower scores, such as 87 in DirectX 12 and 153 in DirectX 10.

Q: What is the RTX A5000’s best and worst benchmark result?

A: The RTX A5000’s best result is in Geekbench OpenCL at 157,905. Its worst is in PassMark DirectX 12 at 87, followed closely by PassMark DirectX 10 at 153 and PassMark DirectX 11 at 187.

Q: How do the two GPUs rank in percentile against all GPUs?

A: The NVIDIA T1000 ranks in the 80th percentile, while the NVIDIA RTX A5000 ranks in the 78th percentile. Despite the A5000’s superior raw performance in head-to-head tests, its broader benchmark suite pulls its percentile below the T1000’s.

Q: Are there any benchmark tests where the T1000 wins against the A5000?

A: No. In the available head-to-head benchmarks, the RTX A5000 wins both Geekbench OpenCL and Geekbench Vulkan. The T1000 records zero wins, while the A5000 records two wins.

Architecture Differences

The NVIDIA T1000 is built on the Turing architecture using the TU117 chip, fabricated on a 12 nm process at TSMC. It contains 4,700 million transistors on a die size of 200 mm², yielding a transistor density of 23.5 million per mm². The RTX A5000 uses the Ampere architecture with the GA102 chip, manufactured by Samsung on an 8 nm process. This larger chip houses 28,300 million transistors across a 628 mm² die, achieving a transistor density of 45.1 million per mm².

The T1000 has 896 shading units, 56 texture mapping units, and 32 ROPs. It lacks dedicated ray tracing cores and tensor cores entirely. The RTX A5000, in contrast, is equipped with 8,192 shading units, 256 TMUs, and 96 ROPs. It also includes 64 ray tracing cores and 256 tensor cores, making it a fully featured Ampere workstation GPU. The shading unit count alone represents a 9.1x increase from the T1000 to the A5000.

Clock speeds differ significantly. The T1000 has a base clock of 1065 MHz and a boost clock of 1395 MHz. The RTX A5000 operates at a 1170 MHz base clock and boosts to 1695 MHz. While the A5000’s clocks are higher, the performance gap is primarily driven by the massive difference in core count and memory subsystem rather than clock frequency alone.

Memory architecture is another major differentiator. The T1000 features 4 GB of GDDR6 memory on a 128-bit bus, delivering 160.0 GB/s of bandwidth. The RTX A5000 offers 24 GB of GDDR6 memory on a 384-bit bus, with bandwidth reaching 768.0 GB/s. That is a 6x increase in memory capacity and a 4.8x increase in bandwidth. The A5000’s memory clock is 2000 MHz (16 Gbps effective), while the T1000 runs at 1250 MHz (10 Gbps effective).

Pixel and texture rates reflect the core and memory differences. The T1000 achieves 44.64 GPixel/s and 78.12 GTexel/s. The RTX A5000 reaches 162.7 GPixel/s and 433.9 GTexel/s. Floating-point performance shows the largest gap: the T1000 delivers 2.500 TFLOPS FP32 and 5.000 TFLOPS FP16 (2:1 ratio), while the A5000 delivers 27.77 TFLOPS FP32 and 27.77 TFLOPS FP16 (1:1 ratio). The A5000’s FP32 output is over 11 times higher.

Power and physical specifications also diverge. The T1000 has a 50 W TDP, is single-slot, requires no power connectors, and has a suggested PSU of 250 W. The RTX A5000 has a 230 W TDP, is dual-slot, requires one 8-pin power connector, and suggests a 550 W PSU. The T1000 measures 156 mm in length and 69 mm in height, while the A5000 is 267 mm long and 112 mm tall. The A5000 is also a PCIe 4.0 x16 card, whereas the T1000 uses PCIe 3.0 x16.

API support differs in DirectX. The T1000 supports DirectX 12 (12_1), while the A5000 supports DirectX 12 Ultimate (12_2). Both support OpenGL 4.6 and Vulkan 1.4. Display outputs are similar in count but different in type: the T1000 has four mini-DisplayPort 1.4a connectors, while the A5000 has four full-size DisplayPort 1.4a connectors.

The Verdict

The data points to a straightforward conclusion for compute-heavy workloads: the NVIDIA RTX A5000 is the superior card by a wide margin. Its 157,905 OpenCL score versus the T1000’s 37,704 and 137,828 Vulkan score versus 34,874 leave no ambiguity. For users running OpenCL or Vulkan-based applications, the A5000’s 11x FP32 advantage, 6x memory capacity, and 4.8x bandwidth make it the only rational choice when performance is the priority.

However, the T1000 is not without merit. Its 50 W TDP and lack of power connectors make it suitable for systems with minimal power delivery. It occupies a single slot and is 156 mm long, enabling installation in compact chassis. Its 80th percentile ranking against all GPUs, higher than the A5000’s 78th, indicates that for its intended workload subset, it performs competently relative to the broader GPU landscape. The T1000’s 4 GB memory is sufficient for lighter tasks, and its 2.500 TFLOPS FP32 is adequate for basic visualization.

The RTX A5000, despite its lower percentile rank, is the clear winner in absolute terms. Its 27.77 TFLOPS FP32 and 27.77 TFLOPS FP16 (1:1 ratio) make it suitable for AI inference and training workloads that benefit from FP16 throughput. The inclusion of 64 RT cores and 256 tensor cores opens capabilities that the T1000 simply cannot offer. The A5000’s 24 GB memory is mandatory for large datasets or high-resolution rendering.

For users deciding between these two, the choice depends on workload scale. If the task involves large models, ray tracing, or tensor operations, the RTX A5000 is the only viable option based on the data. If the task is limited to light 2D or modest 3D work with strict power and space constraints, the T1000’s low consumption and small footprint are advantages. The performance delta, however, is so large that any compute-intensive application will immediately expose the T1000’s limitations.

Specification Differences

The NVIDIA T1000 and NVIDIA RTX A5000 differ in nearly every measurable specification. The process node changes from 12 nm to 8 nm, and the foundry shifts from TSMC to Samsung. Transistor count jumps from 4,700 million to 28,300 million, while die size expands from 200 mm² to 628 mm². Transistor density improves from 23.5M per mm² to 45.1M per mm².

Clock speeds are higher on the A5000: base clock rises from 1065 MHz to 1170 MHz, boost clock from 1395 MHz to 1695 MHz, and memory clock from 1250 MHz (10 Gbps effective) to 2000 MHz (16 Gbps effective). Memory capacity increases from 4 GB to 24 GB, bus width from 128-bit to 384-bit, and bandwidth from 160.0 GB/s to 768.0 GB/s.

Core counts differ substantially: shading units go from 896 to 8,192, TMUs from 56 to 256, and ROPs from 32 to 96. The A5000 adds 64 RT cores and 256 tensor cores, which the T1000 lacks entirely. Pixel rate rises from 44.64 GPixel/s to 162.7 GPixel/s, texture rate from 78.12 GTexel/s to 433.9 GTexel/s, and FP32 from 2.500 TFLOPS to 27.77 TFLOPS. FP16 also increases from 5.000 TFLOPS (2:1) to 27.77 TFLOPS (1:1).

Power and physical specs show the A5000 is a larger, hungrier card: TDP goes from 50 W to 230 W, slot width from single-slot to dual-slot, power connectors from none to one 8-pin, and suggested PSU from 250 W to 550 W. Length grows from 156 mm to 267 mm, and height from 69 mm to 112 mm. Bus interface upgrades from PCIe 3.0 x16 to PCIe 4.0 x16. DirectX support advances from 12 (12_1) to 12 Ultimate (12_2), and display outputs change from four mini-DisplayPort 1.4a to four full-size DisplayPort 1.4a connectors.