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GPU Comparison
AMD Radeon HD 7970 vs ATI Radeon HD 4670 X2
AMD Radeon HD 7970 vs ATI Radeon HD 4670 X2
VS
AMD Radeon HD 7970
ATI Radeon HD 4670 X2
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 512MB VRAM Radeon HD 4670 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970 's Advantages
Released 3 years and 3 months late
Larger VRAM bandwidth (264.0GB/s vs 22.40GB/s)
1728 additional rendering cores
ATI Radeon HD 4670 X2 's Advantages
Lower TDP (118W vs 250W)
Score
Benchmark
FP32 (float)
Radeon HD 7970
+689%
3.789 TFLOPS
Radeon HD 4670 X2
0.48 TFLOPS
Radeon HD 7970
VS
Radeon HD 4670 X2
Graphics Card
Dec 2011
Release Date
Sep 2008
Southern Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1375 MHz
Memory Clock
700 MHz
Memory
3GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
128bit
264.0GB/s
Bandwidth
22.40GB/s
Render Config
-
SM Count
-
32
Compute Units
4
2048
Shading Units
320
128
TMUs
32
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
128 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
6.000 GPixel/s
118.4 GTexel/s
Texture Rate
24.00 GTexel/s
-
FP16 (half)
-
3.789 TFLOPS
FP32 (float)
480.0 GFLOPS
947.2 GFLOPS
FP64 (double)
-
Graphics Processor
Tahiti
GPU Name
RV730
Tahiti XT (215-0821060)
GPU Variant
RV730 XT (215-0719047)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.514 billion
352 mm²
Die Size
146 mm²
Board Design
250W
TDP
118W
600 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
4x DVI
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
4.1
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