AMD Radeon RX 7700S vs NVIDIA A800 PCIe 40 GB. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon RX 7700S and NVIDIA A800 PCIe 40 GB, chip, information processing units.

• AI Accelerators
  64 -
• Architecture
  RDNA 3 Ampere
• Based on
  AMD Radeon RX 7700S -
• Compute Units
  32 -
• GPU Chip
  Navi 33 XT GA100
• Manufacturer Board Type
  Notebook -
• Manufacturer Family
  Radeon RX -
• Manufacturer Series
  Radeon RX 7000 Series -
• Ray Accelerators
  32 -
• Render Output Units
  64 160
• RT Cores
  32 -
• Shader
  2048 -
• Streaming Multiprocessors
  32 -
• Texture Units
  128 432
• Execution Units
  - 6912
• L1 Cache
  - 192 KB
• L2 Cache
  - 40 MB

Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.

• Infinity Cache
  32 MB -
• Memory Bandwidth
  288 GB/s 1,555 GB/s
• Memory Bus
  128 bit 5120 bit
• Memory Clock
  2250 MHz 1215 MHz
• Memory Data Rate
  18 Gbps 2.4 Gbps
• Memory Size
  8 GB 40 GB
• Memory Type
  GDDR6 HBM2e

Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.

• Base Clock
  1500 MHz 765 MHz
• Boost Clock
  2500 MHz 1410 MHz
• Game Clock
  2200 MHz -
• Overclocking
  Yes -

Graphics card power limits and recommended system power supply describe different specifications.

• GPU Power
  Up to 100 W -
• Maximum Junction Temperature
  - -
• TDP
  100 W 250 W
• TDP (up)
  - -
• System Power Supply
  - 600 W (PSU recommendation)

Types and sizes of coolers for graphics card cooling system AMD Radeon RX 7700S and NVIDIA A800 PCIe 40 GB.

• Cooler-Type
  Air cooling -
• Fan-Type
  - -
• Fan 1
  - -
• Fan 2
  - -
• Noise (Idle)
  0 dB / Silent -
• Noise (Load)
  - -

Connectivity and connections.

• DisplayPort Ports
  - -
• DVI Ports
  - -
• HDCP Version
  - -
• HDMI Ports
  - -
• Max. Displays
  4 -
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  - 8-pin EPS
• USB-C Ports
  - -
• VGA Ports
  - -

Technical data that is used to its full potential in computer games.

• DirectX
  12_2 (Ultimate) 12.2
• DLSS / FSR
  Yes -
• LED
  No LED lighting -
• Max. resolution
  7680 × 4320 3840 × 2160
• Raytracing
  Yes -
• CUDA
  - 8.0
• OpenCL
  - 3.0
• OpenGL
  - 4.6

Built-in support for video and image compression standards.

• 4K H264 Decode
  Yes -
• 4K H264 Encode
  Yes -
• AV1
  Decode / Encode -
• AV1 Decode
  Yes -
• AV1 Encode
  Yes -
• h264
  Decode / Encode -
• h265 / HEVC
  Decode / Encode -
• H265/HEVC Decode
  Yes -
• H265/HEVC Encode
  Yes -
• VP8
  Decode / Encode -
• VP9
  Decode / Encode -

The difference in size, weight and slot of the compared devices

• Height
  - -
• Length
  - 267 mm
• Slot Size
  - Dual-slot
• Weight
  - -
• Width
  - 112 mm

Comparison of interfaces and release dates for GPU NVIDIA A800 PCIe 40 GB and AMD Radeon RX 7700S.

• Documents
  data sheet -
• Launch Price (historical)
  - -
• Part Number
  - -
• Process Technology
  6 nm 7 nm
• Release date
  2023-01-04 Q3/2022

• FP16 (theoretical)
  40.96 TFLOPS (2:1) 77.97 TFLOPS (4:1)
• FP32 (theoretical)
  20.48 TFLOPS 19.49 TFLOPS
• FP64 (theoretical)
  640.0 GFLOPS (1:32) 9.746 TFLOPS (1:2)
• Pixel Rate
  160.0 GPixel/s 225.6 GPixel/s
• Texture Rate
  320.0 GTexel/s 609.1 GTexel/s