Home GPU Comparison NVIDIA A2 vs ATI Radeon HD 2900 XTX

NVIDIA A2 vs ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 16GB VRAM A2 and 512MB VRAM Radeon HD 2900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A2 's Advantages
Boost Clock1770MHz
More VRAM (16GB vs 512GB)
Larger VRAM bandwidth (200.1GB/s vs 106.0GB/s)
960 additional rendering cores
Lower TDP (60W vs 240W)

Score

Benchmark

FP32 (float)
A2 +851%
4.531 TFLOPS
Radeon HD 2900 XTX
0.476 TFLOPS
A2
VS

Graphics Card

Nov 2021
Release Date
Unknown
Quadro
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 1.0 x16

Clock Speeds

1440 MHz
Base Clock
-
1770 MHz
Boost Clock
-
1563 MHz
Memory Clock
828 MHz

Memory

16GB
Memory Size
512MB
GDDR6
Memory Type
GDDR3
128bit
Memory Bus
512bit
200.1GB/s
Bandwidth
106.0GB/s

Render Config

-
Compute Units
4
10
SM Count
-
1280
Shading Units
320
40
TMUs
16
32
ROPs
16
40
Tensor Cores
-
10
RT Cores
-
128 KB (per SM)
L1 Cache
-
2 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

56.64 GPixel/s
Pixel Rate
11.89 GPixel/s
70.80 GTexel/s
Texture Rate
11.89 GTexel/s
4.531 TFLOPS
FP16 (half)
-
4.531 TFLOPS
FP32 (float)
475.5 GFLOPS
70.80 GFLOPS
FP64 (double)
-

Board Design

60W
TDP
240W
250 W
Suggested PSU
550 W
No outputs
Outputs
2x DVI 1x S-Video
None
Power Connectors
2x 6-pin

Graphics Processor

GA107
GPU Name
R600
-
GPU Variant
R600 XTX A11 (215RGMDKA11FG)
Ampere
Architecture
TeraScale
Samsung
Foundry
TSMC
8 nm
Process Size
80 nm
Unknown
Transistors
0.72 billion
Unknown
Die Size
420 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.6
CUDA
-
6.6
Shader Model
4.0

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