NVIDIA GeForce 830M vs NVIDIA GeForce RTX 4070 GDDR6 Comparison

The NVIDIA GeForce RTX 4070 GDDR6 and the NVIDIA GeForce 830M represent two vastly different eras of mobile and desktop graphics. The data places the RTX 4070 in the 25th percentile of all GPUs, while the 830M sits at the 24th percentile, suggesting a closer overall ranking than their architectural gulf implies. However, this is a case where average scores obscure massive capability differences, as the RTX 4070’s single 3DMark Steel Nomad score of 4334.5 dwarfs the 830M’s OpenCL result of 4324 and Vulkan result of 3590. The 830M is a legacy Maxwell part from 2014, designed for basic laptop tasks, whereas the RTX 4070 is a modern Ada Lovelace desktop card. This analysis will dissect the architectural, benchmark, and specification data to clarify what each component actually offers.

FAQ

Q: How do the average benchmark scores compare between the two GPUs?

A: The RTX 4070 GDDR6 has an average benchmark score of 4335, while the GeForce 830M has an average score of 3957. This represents a difference of roughly 9.5% in favor of the RTX 4070.

Q: What is the performance percentile ranking for each GPU?

A: The RTX 4070 GDDR6 is in the 25th percentile of all GPUs, whereas the GeForce 830M is in the 24th percentile. The data shows they are adjacent in overall ranking, despite their very different architectures.

Q: Which GPU has a higher transistor density, and what does that indicate?

A: The RTX 4070 GDDR6 has a transistor density of 121.8M per mm², compared to the 830M’s 13.2M per mm². This indicates the RTX 4070 is built on a much more advanced and dense manufacturing process.

Q: What are the closest rivals for the GeForce 830M according to the data?

A: The 830M’s nearest rivals include the AMD Radeon R5 M420 with a deltaPct of 0, the NVIDIA GeForce GT 745M at 0.1%, the NVIDIA Quadro K2000 at -0.2%, and the AMD Radeon HD 6850 X2 at -0.5%. These deltas show the 830M is statistically tied with these older parts.

Q: Does the RTX 4070 GDDR6 support features like ray tracing and DLSS?

A: The data confirms the RTX 4070 has 46 ray tracing cores and 184 tensor cores, indicating hardware support for these features. The GeForce 830M has no listed RT or tensor cores, meaning it lacks dedicated hardware for those functions.

Q: What is the difference in memory bandwidth between the two cards?

A: The RTX 4070 GDDR6 offers a memory bandwidth of 480.0 GB/s, while the GeForce 830M provides only 14.40 GB/s. This is a substantial 33x difference, heavily favoring the newer card.

Architecture Differences

The architectural gap between these two GPUs is immense, defined by a generational leap in process technology and feature sets. The RTX 4070 GDDR6 is built on the Ada Lovelace architecture using a 5 nm process at TSMC, while the 830M uses the older Maxwell architecture on a 28 nm process. This process shrink allows the RTX 4070 to pack 35,800 million transistors into a 294 mm² die, achieving a density of 121.8M per mm². In contrast, the 830M’s GM108 chip contains only 1,020 million transistors on a 77 mm² die, with a density of 13.2M per mm². The data suggests the RTX 4070 is over 35 times more transistor-dense than the 830M.

The compute capabilities diverge sharply in terms of raw resources. The RTX 4070 features 5888 shading units, 184 texture mapping units (TMUs), and 64 render output units (ROPs). The 830M is equipped with just 256 shading units, 16 TMUs, and 8 ROPs. Furthermore, the RTX 4070 includes 46 ray tracing cores and 184 tensor cores, which are entirely absent from the 830M’s specification sheet. This means the newer card has dedicated hardware for real-time ray tracing and AI-accelerated tasks like DLSS, while the older card relies on traditional rasterization only.

The memory subsystems are equally divergent. The RTX 4070 uses 12 GB of GDDR6 memory on a 192-bit bus, while the 830M uses 2 GB of DDR3 on a 64-bit bus. This results in a bandwidth of 480.0 GB/s for the RTX 4070 versus 14.40 GB/s for the 830M. The RTX 4070 also supports PCIe 4.0 x16, whereas the 830M is limited to PCIe 3.0 x8. The power characteristics reflect the performance gap, with the RTX 4070 having a TDP of 200 W and requiring a 16-pin connector, while the 830M is an integrated graphics processor (IGP) with a 33 W TDP and no power connectors.

Head-to-Head Benchmarks

The direct benchmark data shows a clear but nuanced picture. The RTX 4070 GDDR6 has a single benchmark result in the 3DMark Steel Nomad DX12 test, scoring 4334.5. The GeForce 830M has two results: a Geekbench OpenCL score of 4324 and a Geekbench Vulkan score of 3590. When comparing the RTX 4070’s Steel Nomad score to the 830M’s OpenCL score, the RTX 4070 is ahead by a narrow margin of 10.5 points, or about 0.24%. This is a surprisingly small lead for a card from a much newer generation.

However, the 830M’s Vulkan score of 3590 is significantly lower, trailing the RTX 4070’s Steel Nomad result by 744.5 points, or roughly 17.2%. This suggests the 830M’s performance is inconsistent across different APIs, while the RTX 4070 shows a more robust result in its single DX12 test. It is important to note that these are different benchmark suites, so direct comparisons should be treated with caution. The data does not provide head-to-head benchmarks where both cards ran the same test, which limits the precision of the comparison.

The nearest rival data provides additional context. For the RTX 4070, the closest competitor is the Intel Iris Pro Graphics 5200, with a deltaPct of -0.6% and an average score of 4360. The NVIDIA GeForce 930M is also close, with a deltaPct of -1.2% and a score of 4388. This implies the RTX 4070’s average score of 4335 is in a performance tier with these integrated and low-end mobile parts. For the 830M, its nearest rivals are the AMD Radeon R5 M420 (deltaPct 0), the NVIDIA GeForce GT 745M (0.1%), and the NVIDIA Quadro K2000 (-0.2%). These deltas indicate the 830M is essentially tied with these older discrete GPUs, which aligns with its 24th percentile ranking.

Specification Differences

The specification table reveals fundamental differences across almost every field. The RTX 4070 GDDR6 uses the AD104 chip with an Ada Lovelace architecture, while the 830M uses the GM108 chip with Maxwell. The process node is 5 nm for the RTX 4070 versus 28 nm for the 830M. Clock speeds differ, with the RTX 4070 running at 1920 MHz base and 2475 MHz boost, compared to the 830M’s 1082 MHz base and 1150 MHz boost. Memory clocks are also distinct: the RTX 4070 operates at 2500 MHz with 20 Gbps effective speed, while the 830M runs at 900 MHz with 1800 Mbps effective.

Memory configuration is a major differentiator. The RTX 4070 has 12 GB of GDDR6 on a 192-bit bus, while the 830M has 2 GB of DDR3 on a 64-bit bus. This leads to a bandwidth of 480.0 GB/s versus 14.40 GB/s. The RTX 4070’s shading units (5888), TMUs (184), and ROPs (64) vastly outnumber the 830M’s 256, 16, and 8, respectively. The RTX 4070 also has 46 RT cores and 184 tensor cores, while the 830M has none listed. Pixel and texture rates follow suit, with the RTX 4070 achieving 158.4 GPixel/s and 455.4 GTexel/s, versus the 830M’s 9.200 GPixel/s and 18.40 GTexel/s.

The form factor and power demands are completely different. The RTX 4070 is a dual-slot card measuring 240 mm in length, 110 mm in height, and 40 mm in width, with a 200 W TDP and a 1x 16-pin power connector. The 830M is an IGP with no slot width, dimensions, or power connectors, and a 33 W TDP. The RTX 4070 uses PCIe 4.0 x16 and offers display outputs of 1x HDMI 2.1 and 3x DisplayPort 1.4a, while the 830M uses PCIe 3.0 x8 and has display outputs that are portable device dependent. The RTX 4070 supports DirectX 12 Ultimate (12_2), while the 830M only supports DirectX 12 (11_0). Both support OpenGL 4.6 and Vulkan 1.4. The RTX 4070 was released in 2024, whereas the 830M was released in 2014.

The Verdict

The data makes it clear that the NVIDIA GeForce RTX 4070 GDDR6 is the superior GPU in nearly every measurable specification. It offers a 12 GB GDDR6 memory pool versus 2 GB DDR3, a 480.0 GB/s bandwidth versus 14.40 GB/s, and a 29.15 TFLOPS FP32 throughput versus 588.8 GFLOPS. These are not incremental gains; they represent orders-of-magnitude improvements in raw compute and memory capability. The RTX 4070 also introduces ray tracing and tensor cores, which the 830M lacks entirely. For any modern workload involving 3D rendering, AI acceleration, or high-resolution gaming, the RTX 4070 is the only viable choice.

However, the benchmark percentile data complicates the narrative. Both GPUs sit near the 24th and 25th percentiles of all GPUs, and the RTX 4070’s nearest rivals include low-power parts like the Intel Iris Pro Graphics 5200 and the NVIDIA GeForce 930M. This suggests that in the specific 3DMark Steel Nomad test, the RTX 4070’s score of 4334.5 is not exceptionally high for its generation, possibly due to the test’s specific demands. The 830M, despite being a decade older, posts an OpenCL score of 4324 that is remarkably close. The verdict is that the RTX 4070 wins decisively on specifications and modern features, but the benchmark data shows a less dramatic real-world gap than expected in these particular tests.

Where Each One Wins

The RTX 4070 GDDR6 wins in all scenarios that demand modern graphics features and high memory bandwidth. Its 46 ray tracing cores enable hardware-accelerated ray tracing, which the 830M cannot perform at all. Its 184 tensor cores support AI-driven technologies like DLSS, allowing for higher frame rates in supported games. The 480.0 GB/s bandwidth and 29.15 TFLOPS FP32 performance make it suitable for 1440p or 4K gaming, content creation, and compute-heavy tasks like video editing or 3D modeling. The 12 GB memory capacity is also crucial for modern game textures and large datasets.

The GeForce 830M wins in scenarios where power efficiency and portability are paramount. With a 33 W TDP and no power connectors, it is designed for integration into laptops where battery life and heat dissipation are critical. The 830M’s 2 GB DDR3 memory and 588.8 GFLOPS FP32 performance are sufficient for basic 2D desktop acceleration, video playback, and light, older games. Its 14.40 GB/s bandwidth is a bottleneck, but for non-demanding tasks, it is a functional solution. The data indicates the 830M is competitive with other low-end GPUs like the AMD Radeon R5 M420, confirming its role as an entry-level part. In modern gaming or professional workloads, the RTX 4070 is the clear winner, but for legacy systems or simple mobile tasks, the 830M holds its own.