AMD Radeon RX 6900 XTX vs NVIDIA A40 PCIe

What is the difference between AMD Radeon RX 6900 XTX and NVIDIA A40 PCIe. Find out which graphics card has better performance.

Graphics Processor (GPU)

Navi 21GPU NameGA102
RDNA 2.0ArchitectureAmpere
TSMCFoundrySamsung
7 nmProcess Size8 nm
26,800 millionTransistors28,300 million
520 mm²Die Size628 mm²

Graphics Card

Never ReleasedRelease DateOct 5th, 2020
Navi II
(RX 6000)
FamilyTesla
(Axx)
ActiveProductionActive
PCIe 4.0 x16Bus InterfacePCIe 4.0 x16

Memory

16 GBMemory Size48 GB
GDDR6Memory TypeGDDR6
256 bitMemory Bus384 bit
576.0 GB/sBandwidth695.8 GB/s

Performance

311.7 GPixel/sPixel fillrate194.9 GPixel/s
779.2 GTexel/sTexture fillrate584.6 GTexel/s
49.87 TFLOPS (2:1)FP16 (half) performance37.42 TFLOPS (1:1)
24.93 TFLOPSFP32 (float) performance37.42 TFLOPS
1.558 TFLOPS (1:16)FP64 (double) performance1,169 GFLOPS (1:32)

Clock Speeds

2075 MHzBase Clock1305 MHz
2435 MHzBoost Clock1740 MHz
2250 MHz
18 Gbps effective
Memory Clock1812 MHz
14.5 Gbps effective

Render Config

5120Shading Units10752
320TMUs336
128ROPs112
80RT Cores84
128 KB per ArrayL1 Cache128 KB (per SM)
4 MBL2 Cache6 MB

Board Design

Dual-slotSlot WidthDual-slot
267 mm
10.5 inches
Length267 mm
10.5 inches
135 mm
5.3 inches
Width112 mm
4.4 inches
330 WThermal design power (TDP)300 W
700 WSuggested PSU700 W
1x HDMI
2x DisplayPort
1x USB Type-C
Display Connectors3x DisplayPort
2x 8-pinPower Connectors8-pin EPS

API support

12 Ultimate (12_2)DirectX12 Ultimate (12_2)
4.6OpenGL4.6
2.1OpenCL3.0
1.2Vulkan1.2
6.5Shader Model6.6