NVIDIA A800 40GB vs NVIDIA L4 Full Specs

Summary

6,912 Shaders 1.41GHz	7,680 Shaders 2.04GHz
40GB HBM2e1.55TB/s	24GB GDDR6300.1GB/s
Peak·FP32·FP16 19.49 TFLOPS	Peak·FP32·FP16 31.33 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 250W	TDP 72W
Power Connectors - 1x 8-Pin EPS	Power Connectors 1x 16-Pin 12VHPWR -

Theoretical Performance

Clock Speed1410MHz UC·Base·Boost·OC	Clock Speed2040MHz UC·Base·Boost·OC
Peak OPS 2.5 POPSINT4 Tensor Sparse	Peak OPS 1 POPSINT4 Tensor Sparse
-	Tensor FP8-16 250.7 TFLOPS FP8-16 Tensor Sparse 501.4 TFLOPS Tensor FP8-32 125.3 TFLOPS FP8-32 Tensor Sparse 250.7 TFLOPS
Tensor FP16-16 311.9 TFLOPS FP16-16 Tensor Sparse 623.7 TFLOPS Tensor FP16-32 311.9 TFLOPS FP16-32 Tensor Sparse 623.7 TFLOPS	Tensor FP16-16 125.3 TFLOPS FP16-16 Tensor Sparse 250.7 TFLOPS Tensor FP16-32 62.67 TFLOPS FP16-32 Tensor Sparse 125.3 TFLOPS
BF16 38.98 TFLOPS Tensor BF16 311.9 TFLOPS BF16 Tensor Sparse 623.7 TFLOPS	BF16 31.33 TFLOPS Tensor BF16 62.67 TFLOPS BF16 Tensor Sparse 125.3 TFLOPS
Tensor TF32 155.9 TFLOPS	Tensor TF32 31.33 TFLOPS
FP32 19.49 TFLOPS	FP32 31.33 TFLOPS
FP64 9.75 TFLOPS Tensor FP64 19.49 TFLOPS	FP64 489.6 GFLOPS Tensor FP64 -
Tensor INT4 1.25 POPS	Tensor INT4 501.4 TOPS
Tensor INT8 623.7 TOPS	Tensor INT8 250.7 TOPS
Ray -	Ray 72.43 TOPS
Pixel Rate 225.6 GPixel/s	Pixel Rate 163.2 GPixel/s
Texture Rate 609.1 GTexel/s	Texture Rate 489.6 GTexel/s

Core Config

Shaders 6,912 Shaders	Shaders 7,680 Shaders
TMUs 432 TMUs	TMUs 240 TMUs
ROPs 160 ROPs	ROPs 80 ROPs
Tensor Cores 432 T-Cores	Tensor Cores 240 T-Cores
RT Cores -	RT Cores 60 RT-Cores
SMs 108 SMs	SMs 60 SMs

Clocks

Base Clock 765MHz	Base Clock 795MHz
Boost Clock 1.41GHz	Boost Clock 2.04GHz

Cache

L2 Cache 40MB shared

L2 Cache 48MB shared

Memory

40GB HBM2e	24GB GDDR6
Memory Bus 5120-bit	Memory Bus 192-bit
Memory Speed 2.4GT/s	Memory Speed 12.5GT/s
Memory Bandwidth 1.55TB/s	Memory Bandwidth 300.1GB/s
ECC No	ECC No

Power & Thermals

TDP 250W

TDP 72W

Encoder

-	Encoder Model 2x NVENC 8
Codec -	Codec AVC (H.264) HEVC (H.265) AV1

Decoder

Decoder Model 5x NVDEC 4	Decoder Model NVDEC 5
Codec MPEG-1 MPEG-2 MPEG-4 VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) -	Codec MPEG-1 MPEG-2 MPEG-4 VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) AV1

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 1-Slots
Height 111 mm (4.37") Width 267 mm (10.51") Depth 40 mm (1.57")	Height 56 mm (2.21") Width 169 mm (6.65") Depth 20 mm (0.79")
Cooling Passive	Cooling Passive
Power Connectors 1x 8-Pin EPS	Power Connectors 1x 16-Pin 12VHPWR

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Ampere	Architecture Ada Lovelace
Family Server	Family Server
Branding	Branding
Codename NV170	Codename NV184
Chip Variant -	Chip Variant AD104-250
Market Segment Server	Market Segment Server
Release Date Jun 28, 2021	Release Date Mar 21, 2023

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 7N	Fabrication Node 4N
Die Size 826mm²	Die Size 295mm²
Transistor Count 54.2 Billion	Transistor Count 35.8 Billion
Transistor Density 65.62 MTr/mm²	Transistor Density 121.6 MTr/mm²

Images