NVIDIA RTX A2000 12 GB vs NVIDIA TITAN V Comparison

The NVIDIA TITAN V and NVIDIA RTX A2000 12 GB are both end-of-life workstation-oriented cards, but they represent wildly different design philosophies and performance targets. The TITAN V is a monolithic flagship built for maximum compute throughput, while the A2000 is a compact, efficient professional card. Benchmark data shows the TITAN V holds a massive performance advantage in the tests recorded, but the A2000 counters with far superior efficiency, modern features, and a much smaller footprint. The choice between them depends entirely on whether raw performance or efficiency and modern API support is the priority.

Head-to-Head Benchmarks

The direct comparison data is stark, with the NVIDIA TITAN V winning both recorded benchmarks decisively. In the 3DMark Steel Nomad DX12 test, the TITAN V scores 3565, while the RTX A2000 12 GB manages only 1309. This represents a 172.3% delta, meaning the TITAN V is more than 2.7 times faster in this modern DirectX 12 workload. This is not a marginal win; it is a generational gap in raw rasterization and compute throughput that the A2000 cannot bridge.

The gap is equally pronounced in the Geekbench OpenCL test. The TITAN V posts a score of 157265, versus 66998 for the A2000. The delta of 134.7% shows that in general-purpose compute, the older card holds more than double the performance. This is a direct result of the TITAN V's much larger silicon and higher power envelope, which allows for significantly more shading units and memory bandwidth.

Looking at the broader benchmark context, the TITAN V’s average benchmark score is 34355, placing it just 0.6% above the A2000’s 34154. However, this aggregate figure is misleading because it pulls from a wider range of tests, including legacy DirectX 10 and DirectX 11 workloads where the TITAN V’s architecture excels. In the only two head-to-head tests where both cards have scores, the TITAN V wins by a huge margin. The A2000’s only consolation is that its average score is competitive in a broader field, but it cannot match the TITAN V in the specific modern benchmarks where they are directly compared.

Architecture Differences

The architectural divide between these two GPUs is fundamental. The TITAN V uses the GV100 chip based on the Volta architecture, built on a 12 nm process at TSMC. It packs 21,100 million transistors onto an 815 mm² die. In contrast, the RTX A2000 12 GB uses the GA106 chip based on the Ampere architecture, manufactured on an 8 nm process at Samsung. It has 12,000 million transistors on a much smaller 276 mm² die. This results in a transistor density of 25.9M per mm² for the TITAN V versus 43.5M per mm² for the A2000, showing how much more tightly packed the newer process is.

The memory subsystems are completely different as well. The TITAN V uses 12 GB of HBM2 on a massive 3072-bit bus, delivering 651.3 GB/s of bandwidth. The A2000 also has 12 GB of memory, but it uses GDDR6 on a 192-bit bus, yielding only 288.0 GB/s. The TITAN V’s memory bandwidth is more than double, which is critical for high-resolution textures and large compute datasets. The A2000 compensates with higher effective memory clocks (12 Gbps vs 1696 Mbps effective), but the narrow bus limits overall throughput.

Feature support also differs significantly. The TITAN V has 5120 shading units, 320 TMUs, and 96 ROPs, along with 640 tensor cores. The A2000 has 3328 shading units, 104 TMUs, and 48 ROPs, but adds 26 dedicated RT cores for hardware ray tracing and 104 tensor cores. The TITAN V supports DirectX 12 (12_1), while the A2000 supports DirectX 12 Ultimate (12_2), meaning the newer card has full support for features like ray tracing and mesh shaders. The TITAN V’s FP16 performance is listed at 29.80 TFLOPS (2:1), while the A2000 offers 7.987 TFLOPS (1:1), highlighting that the TITAN V’s compute advantage is partially due to its ability to process half-precision math faster.

FAQ

Q: Which card is faster in the 3DMark Steel Nomad DX12 benchmark?

A: The NVIDIA TITAN V is significantly faster, scoring 3565 compared to the RTX A2000 12 GB’s 1309, a 172.3% performance delta.

Q: Do both cards have the same amount of memory?

A: Yes, both have 12 GB of memory. However, the TITAN V uses HBM2 with a 3072-bit bus and 651.3 GB/s bandwidth, while the A2000 uses GDDR6 with a 192-bit bus and 288.0 GB/s bandwidth.

Q: Which card supports hardware ray tracing?

A: Only the RTX A2000 12 GB supports hardware ray tracing, as it has 26 dedicated RT cores. The TITAN V has no RT cores and only supports DirectX 12 (12_1), not the 12 Ultimate feature set.

Q: What is the power draw difference?

A: The TITAN V has a TDP of 250 W and requires a 600 W suggested PSU, while the A2000 has a TDP of 70 W and a 250 W suggested PSU. The A2000 needs no external power connectors, whereas the TITAN V requires a 6-pin and an 8-pin connector.

Q: Which card is larger in physical size?

A: The TITAN V is substantially larger, measuring 267 mm in length, 112 mm in height, and 40 mm in width. The A2000 is 167 mm long and 69 mm high, with its width not listed, making it a much more compact dual-slot card.

Q: What is the production status of each card?

A: Both cards are end-of-life. The TITAN V was released on 2017-12-06, while the A2000 was released much later on 2021-11-22.

Specification Differences

The specifications where the two cards differ are extensive. The process node is 12 nm for the TITAN V versus 8 nm for the A2000. Transistor count is 21,100 million versus 12,000 million, with die sizes of 815 mm² and 276 mm² respectively. Base clocks are 1200 MHz for the TITAN V and 562 MHz for the A2000, with boost clocks of 1455 MHz and 1200 MHz. Memory type differs (HBM2 vs GDDR6), as does bus width (3072 bit vs 192 bit) and bandwidth (651.3 GB/s vs 288.0 GB/s).

The compute resources are also distinct: the TITAN V has 5120 shading units, 320 TMUs, and 96 ROPs, while the A2000 has 3328 shading units, 104 TMUs, and 48 ROPs. The TITAN V has no RT cores, but the A2000 has 26. Tensor cores are present in both: 640 on the TITAN V versus 104 on the A2000. Pixel rate is 139.7 GPixel/s for the TITAN V versus 57.60 GPixel/s for the A2000, and texture rates are 465.6 GTexel/s versus 124.8 GTexel/s. FP32 throughput is 14.90 TFLOPS for the TITAN V versus 7.987 TFLOPS for the A2000.

Power requirements are drastically different, with the TITAN V at 250 W TDP and the A2000 at 70 W TDP. The bus interface is PCIe 3.0 x16 for the TITAN V and PCIe 4.0 x16 for the A2000. Display outputs are 1x HDMI 2.0 and 3x DisplayPort 1.4a on the TITAN V, while the A2000 has 4x mini-DisplayPort 1.4a. The TITAN V requires power connectors, while the A2000 has none. The launch MSRP for the TITAN V is 2,999 USD, and for the A2000 it is 449 USD.

The Verdict

The data points to a simple verdict: the NVIDIA TITAN V is the outright performance king, winning both head-to-head benchmarks by margins of 172.3% and 134.7%. For any task that is heavily dependent on raw shading power, memory bandwidth, or FP32 compute, the TITAN V is the clear choice. Its 14.90 TFLOPS FP32 performance and 651.3 GB/s bandwidth are simply in a different league than the A2000’s 7.987 TFLOPS and 288.0 GB/s.

However, the RTX A2000 12 GB is not without reason to exist. Its 70 W TDP versus the TITAN V’s 250 W makes it drastically more efficient, and it requires no external power connectors, making it far easier to install in compact or power-constrained systems. The A2000 also has modern features that the TITAN V lacks, including hardware ray tracing and DirectX 12 Ultimate support. The TITAN V is a relic of the pre-ray-tracing era, and its lack of RT cores means it cannot handle modern ray-traced workloads at all. The A2000’s PCIe 4.0 interface is also a step up from the TITAN V’s PCIe 3.0.

The average benchmark scores are nearly identical (34355 vs 34154), but this is misleading. The TITAN V’s performance is heavily weighted by its wins in modern APIs, while the A2000’s average is buoyed by its performance in a wider range of legacy tests. For a builder prioritizing maximum frame rates and compute throughput, the TITAN V is the obvious pick. For a builder needing a low-profile, low-power card that supports the latest graphics features, the A2000 is the only viable option.

Where Each One Wins

The NVIDIA TITAN V wins in every scenario where raw performance is the sole criterion. The 3DMark Steel Nomad DX12 benchmark, with a score of 3565 versus 1309, shows that it is the superior card for modern DirectX 12 gaming and rendering workloads. The Geekbench OpenCL score of 157265 versus 66998 indicates that it dominates in general-purpose GPU compute tasks like scientific simulations, video encoding, and machine learning training, where its 640 tensor cores and massive bandwidth are fully utilized. The TITAN V’s 5120 shading units and 96 ROPs also make it significantly faster in pixel and texture throughput, with a pixel rate of 139.7 GPixel/s versus 57.60 GPixel/s.

The NVIDIA RTX A2000 12 GB wins in scenarios where efficiency and physical constraints are paramount. Its 70 W TDP means it can run in systems with a 250 W PSU, whereas the TITAN V requires a 600 W unit. The lack of power connectors on the A2000 simplifies installation. The card’s smaller size (167 mm vs 267 mm length) allows it to fit in small form-factor cases. It also wins in any application that requires hardware ray tracing, thanks to its 26 RT cores and DirectX 12 Ultimate support. The A2000’s PCIe 4.0 interface provides double the bus bandwidth of the TITAN V’s PCIe 3.0, which may benefit data transfer-heavy workloads. In the aggregate benchmark comparison, the A2000 is only 0.6% slower than the TITAN V, making it a more balanced performer across all tests, even if it loses badly in the two direct comparisons.