GB300 SXM6 vs Tesla T4

Blackwell UltravsTuringUpdated 35 days ago

The GB300 emerges as the clear winner for modern AI workloads, boasting 2250 TFLOPS FP16 and 288 GB VRAM against T4's 8.1 TFLOPS and 16 GB. Its architecture crushes training and inference scales unattainable on Turing-era hardware, justifying 1400W TDP for data centers chasing leadership in LLMs and beyond.

Tesla T4 from $0.53/hr

Specifications Compared

SpecGB300T4
TDP1400W70W
VRAM288 GB16 GB
Memory TypeHBM3eGDDR6
ArchitectureBlackwell UltraTuring
Form FactorsSXMPCIe
InterconnectNVSwitch, NVLink
FP8 Performance4,500 TFLOPS
FP16 Performance2,250 TFLOPS8.1 TFLOPS
FP32 Performance90 TFLOPS8.1 TFLOPS
FP64 Performance45 TFLOPS
INT8 Performance4,500 TOPS130 TOPS
Memory Bandwidth12,000 GB/s320 GB/s

Performance Analysis

Raw compute reveals the GB300's supremacy: its 2250 TFLOPS FP16 performance dwarfs the T4's 8.1 TFLOPS, enabling faster model training where half-precision dominates. The FP32 rate of 90 TFLOPS on GB300 versus 8.1 TFLOPS on T4 accelerates single-precision tasks like simulations, while FP8 at 4500 TFLOPS suits quantized inference at scale. This delta translates to training large language models in hours rather than days on T4 equivalents. Memory bandwidth defines bottlenecks: 12000 GB/s on GB300 supports massive batch sizes for stable training gradients, unlike the T4's 320 GB/s which limits datasets to smaller scales and risks out-of-memory errors with modern models exceeding 16 GB VRAM. In inference, GB300 handles high-concurrency requests effortlessly, whereas T4 suits low-latency, low-volume serving. Overall, GB300 excels in throughput-heavy AI pipelines.

Live Cloud Pricing

Real-time prices from 25+ providers. Updated every 60 seconds.

Tesla T4

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
AWS
AWS
NVIDIA Tesla T4
16GB VRAM
$0.53/GPU/hr
AWS
AWS
NVIDIA Tesla T4
16GB VRAM
$0.75/GPU/hr
AWS
AWS
4×NVIDIA Tesla T4
16GB VRAM
$0.98/GPU/hr
$3.91/hr total (4×)
AWS
AWS
NVIDIA Tesla T4
16GB VRAM
$1.20/GPU/hr
AWS
AWS
NVIDIA Tesla T4
16GB VRAM
$2.18/GPU/hr

Compare real-time pricing across 25+ providers

When to Choose the GB300 SXM6

Opt for the GB300 in large-scale LLM training or fine-tuning where 288 GB HBM3e VRAM accommodates models over 100B parameters without sharding. Its 12000 GB/s bandwidth and 2250 TFLOPS FP16 enable efficient handling of trillion-parameter workloads across NVLink clusters. Data centers prioritizing peak performance over power draw select GB300 for scientific computing simulations demanding 90 TFLOPS FP32.

When to Choose the Tesla T4

The T4 shines in budget-conscious inference for deployed models under 16 GB, with cloud pricing starting at $0.53 per hour across six providers. Its 70W TDP fits edge servers or virtualized environments without cooling overhauls, delivering 8.1 TFLOPS FP16 for real-time tasks like video analytics. Legacy PCIe setups retain T4 for cost averaging $1.66 per hour versus unavailable GB300 offers.

Use Cases

LLM Training
GB300 SXM6

GB300's 288 GB VRAM and 2250 TFLOPS FP16 handle massive models without multi-node complexity. T4's 16 GB limits it to toy datasets.

LLM Inference
GB300 SXM6

4500 TFLOPS FP8 on GB300 supports high-throughput quantized serving for billions of tokens. T4 manages small-scale only at 8.1 TFLOPS.

Fine-tuning
GB300 SXM6

12000 GB/s bandwidth enables large batch sizes on GB300 for stable gradients. T4's 320 GB/s constrains efficiency.

Stable Diffusion
GB300 SXM6

GB300's FP16 dominance accelerates diffusion steps with 288 GB for high-res generations. T4 suffices for basic but bottlenecks on VRAM.

Scientific Computing
GB300 SXM6

90 TFLOPS FP32 on GB300 powers complex simulations; T4's matching 8.1 TFLOPS falls short for precision demands.

Frequently Asked Questions

What is the VRAM difference between GB300 and T4?

GB300 provides 288 GB HBM3e, enabling massive models. T4 offers 16 GB GDDR6, suitable for smaller workloads only.

How does memory bandwidth compare?

GB300 achieves 12000 GB/s for large batches. T4 delivers 320 GB/s, limiting data throughput significantly.

What are the FP16 performance specs?

GB300 reaches 2250 TFLOPS FP16 for rapid training. T4 provides 8.1 TFLOPS, adequate for legacy inference.

What is the power consumption?

GB300 requires 1400W TDP for peak output. T4 uses 70W, ideal for low-power setups.

Is T4 available in cloud pricing?

T4 starts at $0.53 per hour, averaging $1.66 across six offers. GB300 has no live offers currently.

Which architecture do they use?

GB300 employs Blackwell Ultra from 2025. T4 uses Turing from 2018.

Which is cheaper to rent, the GB300 or the T4?

Cloud rental prices for both the GB300 and T4 vary by provider, configuration, and availability. This page shows live pricing from 25+ providers updated every 60 seconds. Scroll to the Live Cloud Pricing section to compare current rates.

How much VRAM does the GB300 have compared to the T4?

The GB300 has 288 GB of HBM3e memory. The T4 has 16 GB of GDDR6 memory.

Can I find GB300 and T4 GPUs available to rent right now?

Yes. This page shows real-time availability across 25+ cloud GPU providers. The Live Cloud Pricing section displays only in-stock offers with current pricing.

What is the main difference between the GB300 and the T4?

The GB300 uses the Blackwell Ultra architecture (2025) while the T4 uses Turing (2018). The GB300 delivers 277.8x the FP16 throughput and 37.5x the memory bandwidth of the T4.

GB300 SXM6 vs Tesla T4: 277.8x FP16 Gap, 288GB vs 16GB | GPUPerHour