Radeon R9 290X vs Radeon HD 6970 X2
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X and 2GB VRAM Radeon HD 6970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 290X 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (320.0GB/s vs 176.0GB/s)
1280 additional rendering cores
Lower TDP (290W vs 375W)
Score
Benchmark
FP32 (float)
Radeon R9 290X
+108%
5632
Radeon HD 6970 X2
2703
Graphics Card
Oct 2013
Release Date
Unknown
Volcanic Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
1375 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
256bit
320.0GB/s
Bandwidth
176.0GB/s
Render Config
44
Compute Units
24
2816
Shading Units
1536
176
TMUs
96
64
ROPs
32
16 KB (per CU)
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
512 KB
Theoretical Performance
64.00 GPixel/s
Pixel Rate
28.16 GPixel/s
176.0 GTexel/s
Texture Rate
84.48 GTexel/s
5.632 TFLOPS
FP32 (float)
2.703 TFLOPS
704.0 GFLOPS
FP64 (double)
-
Board Design
290W
TDP
375W
600 W
Suggested PSU
750 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
3x 8-pin
Graphics Processor
Hawaii
GPU Name
Antilles
Hawaii XT
(215-0852000)
GPU Variant
Antilles XT
(215-0807027)
GCN 2.0
Architecture
TeraScale 3
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
6.2 billion
Transistors
2.64 billion
438 mm²
Die Size
389 mm²
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.0
OpenCL
1.2
1.2
Vulkan
N/A
6.3
Shader Model
5.0
