NVIDIA RTX A400 vs XFX Radeon RX 6400 Speedster SWFT 105 Full Specs

Summary

768 Shaders 1.76GHz	768 Shaders 2.32GHz
4GB GDDR696GB/s	4GB GDDR6112GB/s
Peak·FP32·FP16 2.7 TFLOPS	Peak·FP32·FP16 3.56 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 50W	TDP 53W

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP16-16 FP16-16 Tensor Sparse Tensor FP16-32 FP16-32 Tensor Sparse FP64 BF16 Tensor BF16 BF16 Tensor Sparse Tensor TF32 Tensor INT8 Tensor INT4 Memory Bandwidth TDP

RTX A40086.51 TOPSINT4 Tensor Sparse

x12.13

Radeon RX 6400 Speedster SWFT 1057.13 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed1760MHz UC·Base·Boost·OC	Clock Speed2321MHz UC·Base·Boost·OC
Peak OPS 86.51 TOPSINT4 Tensor Sparse	Peak OPS 7.13 TFLOPSFP16
Tensor FP16-16 10.81 TFLOPS FP16-16 Tensor Sparse 21.63 TFLOPS Tensor FP16-32 5.41 TFLOPS FP16-32 Tensor Sparse 10.81 TFLOPS	-
BF16 2.7 TFLOPS Tensor BF16 5.41 TFLOPS BF16 Tensor Sparse 10.81 TFLOPS	-
Tensor TF32 2.7 TFLOPS	Tensor TF32 -
FP32 2.7 TFLOPS	FP32 3.56 TFLOPS
FP64 42.24 GFLOPS	FP64 222.8 GFLOPS
Tensor INT4 43.25 TOPS	Tensor INT4 -
Tensor INT8 21.63 TOPS	-
Ray 4.08 TOPS	Ray -
Pixel Rate 28.2 GPixel/s	Pixel Rate 74.3 GPixel/s
Texture Rate 42.2 GTexel/s	Texture Rate 111.4 GTexel/s

Core Config

Shaders 768 Shaders	Shaders 768 Shaders
TMUs 24 TMUs	TMUs 48 TMUs
ROPs 16 ROPs	ROPs 32 ROPs
Tensor Cores 24 T-Cores	Tensor Cores -
RT Cores 6 RT-Cores	RT Cores 12 RT-Cores
SMs 6 SMs	CUs 12 CUs

Clocks

Base Clock 1GHz	Base Clock 2.04GHz
Boost Clock 1.76GHz	Boost Clock 2.32GHz

Cache

L0 Cache -	L0 Cache 32KB/WGP
L1 64KB/SM Tex	L1 128KB/Array
L2 Cache 1MB shared	L2 Cache 1MB shared
L3 Cache -	L3 Cache 8MB shared
L3 Bandwidth -	L3 Bandwidth 208GB/s

Memory

4GB GDDR6	4GB GDDR6
Memory Bus 64-bit	Memory Bus 64-bit
Memory Speed 12GT/s	Memory Speed 14GT/s
Memory Bandwidth 96GB/s	Memory Bandwidth 112GB/s
ECC No	ECC No

Power & Thermals

TDP 50W	TDP 53W
Max Temp -	Max Temp 110°C Max

Video Output

Max Resolution 7680x4320	Max Resolution 7680x4320
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 60Hz	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz
Multi-Monitor 3	Multi-Monitor 2
Adaptive Sync G-Sync FreeSync	Adaptive Sync - FreeSync
DSC Supported	DSC Supported
HDCP HDCP 2.3	HDCP HDCP 2.3

Ports

- 4x Mini DisplayPort 1.4 -

1x DisplayPort 1.4 - 1x HDMI 2.1

API Support

Shader Model 6.6	Shader Model 6.6
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_2
OpenGL 4.6 OpenCL 3 Vulkan 1.2	OpenGL 4.6 OpenCL 2.2 Vulkan 1.3
CUDA 8.6 GFX - PureVideo HD VP11 VDPAU Feature Set K	CUDA - GFX 10.3 PureVideo HD - VDPAU -

Encoder

Encoder NVENC 7	-
Codec AVC (H.264) HEVC (H.265)	Codec -

Decoder

Decoder NVDEC 5	Decoder VCN 3.0
Codec MPEG-1 MPEG-2 MPEG-4 - VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) AV1	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 - VP9 AVC (H.264) HEVC (H.265) AV1

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe PCIe 4.0 x8 1-Slots	PCIe PCIe 4.0 x4 0.7-Slots
Height 69mm (2.72") Width 163mm (6.42") Depth 40mm (1.57")	Height 68mm (2.68") Width 155mm (6.1") Depth 15mm (0.59")
Cooling Open-Air 1x Fan	Cooling Open-Air 1x Fan
Multi-GPU -	Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless

Chip

Manufacturer NVIDIA	Manufacturer XFX
Chip Designer NVIDIA	Chip Designer AMD
Architecture Ampere	Architecture RDNA 2
Family RTX A	Family Radeon RX 6000
Branding	Branding
Codename NV177	Codename Beige Goby
Chip Variant GA107-140-A1	Chip Variant Navi 24 XL
Market Segment Workstation	Market Segment Desktop
Release Date Apr 17, 2023	Release Date Apr 20, 2022

Fabrication

Foundry Samsung	Foundry TSMC
Fabrication Node 8N	Fabrication Node N6
Die Size 200mm²	Die Size 107mm²
Transistor Count 8.7B	Transistor Count 5.4B
Transistor Density 43.5 MTr/mm²	Transistor Density 50.47 MTr/mm²

Images