ATI Radeon HD 2900 XT vs NVIDIA CMP 30HX
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XT and 6GB VRAM CMP 30HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA CMP 30HX 's Advantages
Released 13 years and 9 months late
Boost Clock1785MHz
More VRAM (6GB vs 512GB)
Larger VRAM bandwidth (336.0GB/s vs 106.0GB/s)
1088 additional rendering cores
Lower TDP (125W vs 215W)
Score
Benchmark
FP32 (float)
Radeon HD 2900 XT
0.476 TFLOPS
CMP 30HX
+956%
5.027 TFLOPS
Graphics Card
May 2007
Release Date
Feb 2021
Radeon R600
Generation
Mining GPUs
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 1.0 x4
Clock Speeds
-
Base Clock
1530 MHz
-
Boost Clock
1785 MHz
828 MHz
Memory Clock
1750 MHz
Memory
512MB
Memory Size
6GB
GDDR3
Memory Type
GDDR6
512bit
Memory Bus
192bit
106.0GB/s
Bandwidth
336.0GB/s
Render Config
4
Compute Units
-
-
SM Count
22
320
Shading Units
1408
16
TMUs
88
16
ROPs
48
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
11.89 GPixel/s
Pixel Rate
85.68 GPixel/s
11.89 GTexel/s
Texture Rate
157.1 GTexel/s
-
FP16 (half)
10.05 TFLOPS
475.5 GFLOPS
FP32 (float)
5.027 TFLOPS
-
FP64 (double)
157.1 GFLOPS
Board Design
215W
TDP
125W
550 W
Suggested PSU
300 W
2x DVI
1x S-Video
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
R600
GPU Name
TU116
R600 XT
(215RGMDKA13FG)
GPU Variant
TU116-100-A1
TeraScale
Architecture
Turing
TSMC
Foundry
TSMC
80 nm
Process Size
12 nm
0.72 billion
Transistors
6.6 billion
420 mm²
Die Size
284 mm²
Graphics Features
10.0 (10_0)
DirectX
12 (12_1)
3.3 (full)
4.0 (partial)
OpenGL
4.6
N/A
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
7.5
4.0
Shader Model
6.8
